diff --git a/core/src/main/java/com/dite/znpt/domain/entity/EquipmentEntity.java b/core/src/main/java/com/dite/znpt/domain/entity/EquipmentEntity.java
index 6609199..a9f2cfb 100644
--- a/core/src/main/java/com/dite/znpt/domain/entity/EquipmentEntity.java
+++ b/core/src/main/java/com/dite/znpt/domain/entity/EquipmentEntity.java
@@ -1,192 +1,219 @@
-package com.dite.znpt.domain.entity;
-
-import com.baomidou.mybatisplus.annotation.*;
-import com.dite.znpt.domain.AuditableEntity;
-import io.swagger.annotations.ApiModel;
-import io.swagger.annotations.ApiModelProperty;
-import lombok.Data;
-import lombok.EqualsAndHashCode;
-
-import java.io.Serial;
-import java.io.Serializable;
-import java.math.BigDecimal;
-import java.time.LocalDateTime;
-
-/**
- * @author Bear.G
- * @date 2025/7/23/周三 17:26
- * @description
- */
-@Data
-@EqualsAndHashCode(callSuper = false)
-@TableName("equipment")
-@ApiModel(value="EquipmentEntity对象", description="设备信息表")
-public class EquipmentEntity extends AuditableEntity implements Serializable {
-    @Serial
-    private static final long serialVersionUID = -6665040704562461286L;
-
-    @ApiModelProperty("设备id")
-    @TableId(type = IdType.ASSIGN_ID)
-    private String equipmentId;
-
-    @ApiModelProperty("资产编号")
-    private String assetCode;
-
-    @ApiModelProperty("设备名称")
-    private String equipmentName;
-
-    @ApiModelProperty("设备型号")
-    private String equipmentModel;
-
-    @ApiModelProperty("设备类型")
-    private String equipmentType;
-
-    @ApiModelProperty("设备状态，枚举：EquipmentStatusEnum")
-    private String equipmentStatus;
-
-    @ApiModelProperty("使用状态，0-空闲中，1-使用中")
-    private String useStatus;
-
-    @ApiModelProperty("设备序列号")
-    private String equipmentSn;
-
-    @ApiModelProperty("品牌")
-    private String brand;
-
-    @ApiModelProperty("配置规格/参数")
-    private String specification;
-
-    @ApiModelProperty("位置状态")
-    private String locationStatus;
-
-    @ApiModelProperty("设备当前物理位置")
-    private String physicalLocation;
-
-    @ApiModelProperty("负责人")
-    private String responsiblePerson;
-
-    @ApiModelProperty("健康状态")
-    private String healthStatus;
-
-    @ApiModelProperty("采购时间")
-    private LocalDateTime purchaseTime;
-
-    @ApiModelProperty("入库时间")
-    private LocalDateTime inStockTime;
-
-    @ApiModelProperty("启用时间")
-    private LocalDateTime activationTime;
-
-    @ApiModelProperty("预计报废时间")
-    private LocalDateTime expectedScrapTime;
-
-    @ApiModelProperty("实际报废时间")
-    private LocalDateTime actualScrapTime;
-
-    @ApiModelProperty("状态变更时间")
-    private LocalDateTime statusChangeTime;
-
-    @ApiModelProperty("采购订单")
-    private String purchaseOrder;
-
-    @ApiModelProperty("供应商名称")
-    private String supplierName;
-
-    @ApiModelProperty("采购价格")
-    private BigDecimal purchasePrice;
-
-    @ApiModelProperty("当前净值")
-    private BigDecimal currentNetValue;
-
-    @ApiModelProperty("折旧方法")
-    private String depreciationMethod;
-
-    @ApiModelProperty("折旧年限")
-    private Integer depreciationYears;
-
-    @ApiModelProperty("残值")
-    private BigDecimal salvageValue;
-
-    @ApiModelProperty("保修截止日期")
-    private LocalDateTime warrantyExpireDate;
-
-    @ApiModelProperty("上次维护日期")
-    private LocalDateTime lastMaintenanceDate;
-
-    @ApiModelProperty("下次维护日期")
-    private LocalDateTime nextMaintenanceDate;
-
-    @ApiModelProperty("维护人员")
-    private String maintenancePerson;
-
-    @ApiModelProperty("库存条码")
-    private String inventoryBarcode;
-
-    @ApiModelProperty("资产备注")
-    private String assetRemark;
-
-    @ApiModelProperty("使用部门/人")
-    private String usingDepartment;
-
-    @ApiModelProperty("领用时间")
-    private LocalDateTime borrowingTime;
-
-    @ApiModelProperty("归还时间")
-    private LocalDateTime returnTime;
-
-    @ApiModelProperty("出库时间")
-    private LocalDateTime outStockTime;
-
-    @ApiModelProperty("总使用时间")
-    private String totalUsageTime;
-
-    @ApiModelProperty("折旧率")
-    private BigDecimal depreciationRate;
-
-    @ApiModelProperty("折旧方法说明")
-    private String depreciationMethodDesc;
-
-    @ApiModelProperty("发票")
-    private String invoice;
-
-    @ApiModelProperty("发票状态")
-    private String invoiceStatus;
-
-    @ApiModelProperty("附件")
-    private String attachments;
-
-    @ApiModelProperty("照片")
-    private String photos;
-
-    @ApiModelProperty("条码")
-    private String barcode;
-
-    @ApiModelProperty("导入人")
-    private String importer;
-
-    @ApiModelProperty("盘库时间/状态1")
-    private String inventoryTimeStatus1;
-
-    @ApiModelProperty("盘库时间/状态2")
-    private String inventoryTimeStatus2;
-
-    @ApiModelProperty("盘库时间/状态3")
-    private String inventoryTimeStatus3;
-
-    @ApiModelProperty("盘点时间/状态1")
-    private String inventoryCheckTimeStatus1;
-
-    @ApiModelProperty("盘点时间/状态2")
-    private String inventoryCheckTimeStatus2;
-
-    @ApiModelProperty("盘点时间/状态3")
-    private String inventoryCheckTimeStatus3;
-
-    @ApiModelProperty("当前使用记录id")
-    @TableField(updateStrategy = FieldStrategy.ALWAYS)
-    private String useRecordId;
-
-    @ApiModelProperty("删除标志（0代表存在 1代表删除）")
-    @TableLogic(value = "0", delval = "1")
-    private String delFlag;
-}
+package com.dite.znpt.domain.entity;
+
+import com.baomidou.mybatisplus.annotation.*;
+import com.dite.znpt.domain.AuditableEntity;
+import io.swagger.annotations.ApiModel;
+import io.swagger.annotations.ApiModelProperty;
+import lombok.Data;
+import lombok.EqualsAndHashCode;
+
+import java.io.Serial;
+import java.io.Serializable;
+import java.math.BigDecimal;
+import java.time.LocalDateTime;
+
+/**
+ * @author Bear.G
+ * @date 2025/7/23/周三 17:26
+ * @description
+ */
+@Data
+@EqualsAndHashCode(callSuper = false)
+@TableName("equipment")
+@ApiModel(value="EquipmentEntity对象", description="设备信息表")
+public class EquipmentEntity extends AuditableEntity implements Serializable {
+    @Serial
+    private static final long serialVersionUID = -6665040704562461286L;
+
+    @ApiModelProperty("设备id")
+    @TableId(type = IdType.ASSIGN_ID)
+    private String equipmentId;
+
+    @ApiModelProperty("资产编号")
+    private String assetCode;
+
+    @ApiModelProperty("设备名称")
+    private String equipmentName;
+
+    @ApiModelProperty("设备型号")
+    private String equipmentModel;
+
+    @ApiModelProperty("设备类型")
+    private String equipmentType;
+
+    @ApiModelProperty("设备状态，枚举：EquipmentStatusEnum")
+    private String equipmentStatus;
+
+    @ApiModelProperty("使用状态，0-空闲中，1-使用中")
+    private String useStatus;
+
+    @ApiModelProperty("设备序列号")
+    private String equipmentSn;
+
+    @ApiModelProperty("品牌")
+    private String brand;
+
+    @ApiModelProperty("配置规格/参数")
+    private String specification;
+
+    @ApiModelProperty("位置状态")
+    private String locationStatus;
+
+    @ApiModelProperty("设备当前物理位置")
+    private String physicalLocation;
+
+    @ApiModelProperty("负责人")
+    private String responsiblePerson;
+
+    @ApiModelProperty("健康状态")
+    private String healthStatus;
+
+    @ApiModelProperty("采购时间")
+    private LocalDateTime purchaseTime;
+
+    @ApiModelProperty("入库时间")
+    private LocalDateTime inStockTime;
+
+    @ApiModelProperty("启用时间")
+    private LocalDateTime activationTime;
+
+    @ApiModelProperty("预计报废时间")
+    private LocalDateTime expectedScrapTime;
+
+    @ApiModelProperty("实际报废时间")
+    private LocalDateTime actualScrapTime;
+
+    @ApiModelProperty("状态变更时间")
+    private LocalDateTime statusChangeTime;
+
+    @ApiModelProperty("采购订单")
+    private String purchaseOrder;
+
+    @ApiModelProperty("供应商名称")
+    private String supplierName;
+
+    // 移除采购价格字段，使用单价和总价替代
+    // @ApiModelProperty("采购价格")
+    // private BigDecimal purchasePrice;
+
+    @ApiModelProperty("当前净值")
+    private BigDecimal currentNetValue;
+
+    @ApiModelProperty("折旧方法")
+    private String depreciationMethod;
+
+    @ApiModelProperty("折旧年限")
+    private Integer depreciationYears;
+
+    @ApiModelProperty("残值")
+    private BigDecimal salvageValue;
+
+    @ApiModelProperty("保修截止日期")
+    private LocalDateTime warrantyExpireDate;
+
+    @ApiModelProperty("上次维护日期")
+    private LocalDateTime lastMaintenanceDate;
+
+    @ApiModelProperty("下次维护日期")
+    private LocalDateTime nextMaintenanceDate;
+
+    @ApiModelProperty("维护人员")
+    private String maintenancePerson;
+
+    @ApiModelProperty("库存条码")
+    private String inventoryBarcode;
+
+    @ApiModelProperty("资产备注")
+    private String assetRemark;
+
+    @ApiModelProperty("次户号")
+    private String accountNumber;
+
+    @ApiModelProperty("数量")
+    private Integer quantity;
+
+    @ApiModelProperty("单价")
+    private BigDecimal unitPrice;
+
+    @ApiModelProperty("总价")
+    private BigDecimal totalPrice;
+
+    // 移除备用状态字段，使用现有的 location_status 字段
+    // @ApiModelProperty("备用状态")
+    // private String spareStatus;
+
+    @ApiModelProperty("盘点依据")
+    private String inventoryBasis;
+
+    @ApiModelProperty("动态记录")
+    private String dynamicRecord;
+
+    // 移除认证状态字段，使用现有的 health_status 字段
+    // @ApiModelProperty("认证状态")
+    // private String certificationStatus;
+
+    @ApiModelProperty("使用部门/人")
+    private String usingDepartment;
+
+    @ApiModelProperty("领用时间")
+    private LocalDateTime borrowingTime;
+
+    @ApiModelProperty("归还时间")
+    private LocalDateTime returnTime;
+
+    @ApiModelProperty("出库时间")
+    private LocalDateTime outStockTime;
+
+    @ApiModelProperty("总使用时间")
+    private String totalUsageTime;
+
+    @ApiModelProperty("折旧率")
+    private BigDecimal depreciationRate;
+
+    @ApiModelProperty("折旧方法说明")
+    private String depreciationMethodDesc;
+
+    @ApiModelProperty("发票")
+    private String invoice;
+
+    @ApiModelProperty("发票状态")
+    private String invoiceStatus;
+
+    @ApiModelProperty("附件")
+    private String attachments;
+
+    @ApiModelProperty("照片")
+    private String photos;
+
+    @ApiModelProperty("条码")
+    private String barcode;
+
+    @ApiModelProperty("导入人")
+    private String importer;
+
+    @ApiModelProperty("盘库时间/状态1")
+    private String inventoryTimeStatus1;
+
+    @ApiModelProperty("盘库时间/状态2")
+    private String inventoryTimeStatus2;
+
+    @ApiModelProperty("盘库时间/状态3")
+    private String inventoryTimeStatus3;
+
+    @ApiModelProperty("盘点时间/状态1")
+    private String inventoryCheckTimeStatus1;
+
+    @ApiModelProperty("盘点时间/状态2")
+    private String inventoryCheckTimeStatus2;
+
+    @ApiModelProperty("盘点时间/状态3")
+    private String inventoryCheckTimeStatus3;
+
+    @ApiModelProperty("当前使用记录id")
+    @TableField(updateStrategy = FieldStrategy.ALWAYS)
+    private String useRecordId;
+
+    @ApiModelProperty("删除标志（0代表存在 1代表删除）")
+    @TableLogic(value = "0", delval = "1")
+    private String delFlag;
+}
diff --git a/core/src/main/java/com/dite/znpt/domain/vo/EquipmentListReq.java b/core/src/main/java/com/dite/znpt/domain/vo/EquipmentListReq.java
index 1747ea6..d746d98 100644
--- a/core/src/main/java/com/dite/znpt/domain/vo/EquipmentListReq.java
+++ b/core/src/main/java/com/dite/znpt/domain/vo/EquipmentListReq.java
@@ -67,9 +67,30 @@ public class EquipmentListReq implements Serializable {
     @ApiModelProperty("供应商名称")
     private String supplierName;
 
+    @ApiModelProperty("采购订单号")
+    private String purchaseOrder;
+
     @ApiModelProperty("维护人员")
     private String maintenancePerson;
 
+    @ApiModelProperty("次户号")
+    private String accountNumber;
+
+    @ApiModelProperty("数量")
+    private Integer quantity;
+
+    @ApiModelProperty("单价")
+    private java.math.BigDecimal unitPrice;
+
+    @ApiModelProperty("总价")
+    private java.math.BigDecimal totalPrice;
+
+    @ApiModelProperty("盘点依据")
+    private String inventoryBasis;
+
+    @ApiModelProperty("动态记录")
+    private String dynamicRecord;
+
     @ApiModelProperty("库存条码")
     private String inventoryBarcode;
 
@@ -143,14 +164,17 @@ public class EquipmentListReq implements Serializable {
     private LocalDateTime updateTimeEnd;
 
     @ApiModelProperty("当前页码")
-    private Integer page = 1;
+    private Integer pageNum;
 
     @ApiModelProperty("每页大小")
-    private Integer pageSize = 10;
+    private Integer pageSize;
 
     @ApiModelProperty("排序字段")
     private String orderBy;
 
     @ApiModelProperty("排序方向")
-    private String orderDirection = "desc";
+    private String orderDirection;
+
+    @ApiModelProperty("页码")
+    private Integer page;
 }
diff --git a/core/src/main/java/com/dite/znpt/domain/vo/EquipmentReq.java b/core/src/main/java/com/dite/znpt/domain/vo/EquipmentReq.java
index 430d19f..202d213 100644
--- a/core/src/main/java/com/dite/znpt/domain/vo/EquipmentReq.java
+++ b/core/src/main/java/com/dite/znpt/domain/vo/EquipmentReq.java
@@ -99,8 +99,9 @@ public class EquipmentReq implements Serializable {
     @Size(max = 200, message = "供应商名称长度不能超过200个字")
     private String supplierName;
 
-    @ApiModelProperty("采购价格")
-    private BigDecimal purchasePrice;
+    // 移除采购价格字段，使用单价和总价替代
+    // @ApiModelProperty("采购价格")
+    // private BigDecimal purchasePrice;
 
     @ApiModelProperty("当前净值")
     private BigDecimal currentNetValue;
@@ -135,6 +136,32 @@ public class EquipmentReq implements Serializable {
     @Size(max = 1000, message = "资产备注长度不能超过1000个字")
     private String assetRemark;
 
+    @ApiModelProperty("次户号")
+    private String accountNumber;
+
+    @ApiModelProperty("数量")
+    private Integer quantity;
+
+    @ApiModelProperty("单价")
+    private BigDecimal unitPrice;
+
+    @ApiModelProperty("总价")
+    private BigDecimal totalPrice;
+
+    // 移除备用状态字段，使用现有的 location_status 字段
+    // @ApiModelProperty("备用状态")
+    // private String spareStatus;
+
+    @ApiModelProperty("盘点依据")
+    private String inventoryBasis;
+
+    @ApiModelProperty("动态记录")
+    private String dynamicRecord;
+
+    // 移除认证状态字段，使用现有的 health_status 字段
+    // @ApiModelProperty("认证状态")
+    // private String certificationStatus;
+
     @ApiModelProperty("使用部门/人")
     @Size(max = 200, message = "使用部门/人长度不能超过200个字")
     private String usingDepartment;
diff --git a/core/src/main/java/com/dite/znpt/domain/vo/EquipmentResp.java b/core/src/main/java/com/dite/znpt/domain/vo/EquipmentResp.java
index 9125499..4aac551 100644
--- a/core/src/main/java/com/dite/znpt/domain/vo/EquipmentResp.java
+++ b/core/src/main/java/com/dite/znpt/domain/vo/EquipmentResp.java
@@ -98,8 +98,9 @@ public class EquipmentResp implements Serializable {
     @ApiModelProperty("供应商名称")
     private String supplierName;
 
-    @ApiModelProperty("采购价格")
-    private BigDecimal purchasePrice;
+    // 移除采购价格字段，使用单价和总价替代
+    // @ApiModelProperty("采购价格")
+    // private BigDecimal purchasePrice;
 
     @ApiModelProperty("当前净值")
     private BigDecimal currentNetValue;
@@ -131,6 +132,38 @@ public class EquipmentResp implements Serializable {
     @ApiModelProperty("资产备注")
     private String assetRemark;
 
+    @ApiModelProperty("次户号")
+    private String accountNumber;
+
+    @ApiModelProperty("数量")
+    private Integer quantity;
+
+    @ApiModelProperty("单价")
+    private BigDecimal unitPrice;
+
+    @ApiModelProperty("总价")
+    private BigDecimal totalPrice;
+
+    // 移除备用状态字段，使用现有的 location_status 字段
+    // @ApiModelProperty("备用状态")
+    // private String spareStatus;
+
+    // @ApiModelProperty("备用状态描述")
+    // private String spareStatusLabel;
+
+    @ApiModelProperty("盘点依据")
+    private String inventoryBasis;
+
+    @ApiModelProperty("动态记录")
+    private String dynamicRecord;
+
+    // 移除认证状态字段，使用现有的 health_status 字段
+    // @ApiModelProperty("认证状态")
+    // private String certificationStatus;
+
+    // @ApiModelProperty("认证状态描述")
+    // private String certificationStatusLabel;
+
     @ApiModelProperty("使用部门/人")
     private String usingDepartment;
 
diff --git a/core/src/main/java/com/dite/znpt/service/EquipmentService.java b/core/src/main/java/com/dite/znpt/service/EquipmentService.java
index 37e3d0c..0f7a604 100644
--- a/core/src/main/java/com/dite/znpt/service/EquipmentService.java
+++ b/core/src/main/java/com/dite/znpt/service/EquipmentService.java
@@ -7,15 +7,69 @@ import com.dite.znpt.domain.vo.EquipmentListReq;
 import com.dite.znpt.domain.vo.EquipmentReq;
 import com.dite.znpt.domain.vo.EquipmentResp;
 
+import java.util.List;
+import java.util.Map;
+
 /**
+ * 设备服务接口
  * @author Bear.G
  * @date 2025/7/23/周三 17:39
  * @description
  */
 public interface EquipmentService extends IService<EquipmentEntity> {
+
+    /**
+     * 分页查询设备信息
+     */
     IPage<EquipmentResp> page(EquipmentListReq req);
+
+    /**
+     * 查询设备详情
+     */
     EquipmentResp detail(String equipmentId);
+
+    /**
+     * 新增设备
+     */
     void save(EquipmentReq req);
+
+    /**
+     * 修改设备
+     */
     void update(String equipmentId, EquipmentReq req);
+
+    /**
+     * 删除设备
+     */
     void deleteById(String equipmentId);
+
+    /**
+     * 批量删除设备
+     */
+    void batchDelete(List<String> equipmentIds);
+
+    /**
+     * 获取采购统计信息
+     */
+    Object getProcurementStats();
+
+    /**
+     * 导出采购记录
+     */
+    byte[] exportProcurement(EquipmentListReq req);
+
+    /**
+     * 分页查询设备采购记录
+     */
+    IPage<EquipmentResp> procurementPage(EquipmentListReq req);
+
+    /**
+     * 新增设备采购记录
+     */
+    void saveProcurement(EquipmentReq req);
+
+    /**
+     * 修改设备采购记录
+     */
+    void updateProcurement(String equipmentId, EquipmentReq req);
 }
diff --git a/core/src/main/java/com/dite/znpt/service/impl/EquipmentServiceImpl.java b/core/src/main/java/com/dite/znpt/service/impl/EquipmentServiceImpl.java
index 0e385a2..cb81ad6 100644
--- a/core/src/main/java/com/dite/znpt/service/impl/EquipmentServiceImpl.java
+++ b/core/src/main/java/com/dite/znpt/service/impl/EquipmentServiceImpl.java
@@ -1,7 +1,6 @@
 package com.dite.znpt.service.impl;
 
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
-import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
 import com.baomidou.mybatisplus.core.metadata.IPage;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
@@ -26,7 +25,8 @@ import org.springframework.util.StringUtils;
 import java.time.LocalDateTime;
 import java.util.List;
 import java.util.stream.Collectors;
-import com.dite.znpt.constant.Constants;
+import java.util.Map;
+import java.util.HashMap;
 
 /**
  * @author Bear.G
@@ -41,8 +41,10 @@ public class EquipmentServiceImpl extends ServiceImpl<EquipmentMapper, Equipment
     public IPage<EquipmentResp> page(EquipmentListReq req) {
         log.info("开始执行设备分页查询，请求参数: {}", req);
         
-        // 创建分页对象
-        Page<EquipmentEntity> page = new Page<>(req.getPage(), req.getPageSize());
+        // 创建分页对象，处理null值
+        Integer pageNum = req.getPage() != null ? req.getPage() : (req.getPageNum() != null ? req.getPageNum() : 1);
+        Integer pageSize = req.getPageSize() != null ? req.getPageSize() : 10;
+        Page<EquipmentEntity> page = new Page<>(pageNum, pageSize);
         
         // 构建查询条件
         LambdaQueryWrapper<EquipmentEntity> queryWrapper = new LambdaQueryWrapper<>();
@@ -161,6 +163,38 @@ public class EquipmentServiceImpl extends ServiceImpl<EquipmentMapper, Equipment
             conditionCount++;
         }
         
+        // 新增采购相关字段查询条件
+        if (StringUtils.hasText(req.getAccountNumber())) {
+            queryWrapper.like(EquipmentEntity::getAccountNumber, req.getAccountNumber());
+            log.info("添加次户号查询条件: {}", req.getAccountNumber());
+            conditionCount++;
+        }
+        if (req.getQuantity() != null) {
+            queryWrapper.eq(EquipmentEntity::getQuantity, req.getQuantity());
+            log.info("添加数量查询条件: {}", req.getQuantity());
+            conditionCount++;
+        }
+        if (req.getUnitPrice() != null) {
+            queryWrapper.eq(EquipmentEntity::getUnitPrice, req.getUnitPrice());
+            log.info("添加单价查询条件: {}", req.getUnitPrice());
+            conditionCount++;
+        }
+        if (req.getTotalPrice() != null) {
+            queryWrapper.eq(EquipmentEntity::getTotalPrice, req.getTotalPrice());
+            log.info("添加总价查询条件: {}", req.getTotalPrice());
+            conditionCount++;
+        }
+        if (StringUtils.hasText(req.getInventoryBasis())) {
+            queryWrapper.like(EquipmentEntity::getInventoryBasis, req.getInventoryBasis());
+            log.info("添加盘点依据查询条件: {}", req.getInventoryBasis());
+            conditionCount++;
+        }
+        if (StringUtils.hasText(req.getDynamicRecord())) {
+            queryWrapper.like(EquipmentEntity::getDynamicRecord, req.getDynamicRecord());
+            log.info("添加动态记录查询条件: {}", req.getDynamicRecord());
+            conditionCount++;
+        }
+        
         // 时间范围查询
         if (req.getPurchaseTimeStart() != null) {
             queryWrapper.ge(EquipmentEntity::getPurchaseTime, req.getPurchaseTimeStart());
@@ -303,9 +337,9 @@ public class EquipmentServiceImpl extends ServiceImpl<EquipmentMapper, Equipment
                     break;
                 case "purchase_price":
                     if ("desc".equals(orderDirection)) {
-                        queryWrapper.orderByDesc(EquipmentEntity::getPurchasePrice);
+                        queryWrapper.orderByDesc(EquipmentEntity::getTotalPrice);
                     } else {
-                        queryWrapper.orderByAsc(EquipmentEntity::getPurchasePrice);
+                        queryWrapper.orderByAsc(EquipmentEntity::getTotalPrice);
                     }
                     break;
                 case "update_time":
@@ -389,63 +423,27 @@ public class EquipmentServiceImpl extends ServiceImpl<EquipmentMapper, Equipment
     @Transactional(rollbackFor = Exception.class)
     @Override
     public void deleteById(String equipmentId) {
-        log.info("开始删除设备，设备ID: {}", equipmentId);
-        
-        // 查询设备信息
         EquipmentEntity equipment = this.getById(equipmentId);
         if (equipment == null) {
-            log.error("设备不存在，设备ID: {}", equipmentId);
             throw new ServiceException(Message.EQUIPMENT_ID_NOT_EXIST);
         }
-        
-        // 检查设备是否已被删除
-        if (!Constants.DEL_FLAG_0.equals(equipment.getDelFlag())) {
-            log.error("设备已被删除，设备ID: {}", equipmentId);
-            throw new ServiceException("设备已被删除");
-        }
-        
-        // 检查设备使用状态，如果设备正在使用中，不允许删除
-        if ("1".equals(equipment.getUseStatus())) {
-            log.error("设备正在使用中，无法删除，设备ID: {}, 设备名称: {}", equipmentId, equipment.getEquipmentName());
-            throw new ServiceException("设备正在使用中，请先归还设备后再进行删除操作");
-        }
-        
-        // 检查设备位置状态，如果设备已分配或外借中，不允许删除
-        if ("allocated".equals(equipment.getLocationStatus()) || "borrowed".equals(equipment.getLocationStatus())) {
-            log.error("设备已分配或外借中，无法删除，设备ID: {}, 设备名称: {}, 位置状态: {}", 
-                     equipmentId, equipment.getEquipmentName(), equipment.getLocationStatus());
-            throw new ServiceException("设备已分配或外借中，请先归还设备后再进行删除操作");
-        }
-        
-        // 检查设备是否在维修中
-        if ("repair".equals(equipment.getLocationStatus()) || "repair".equals(equipment.getEquipmentStatus())) {
-            log.error("设备正在维修中，无法删除，设备ID: {}, 设备名称: {}", equipmentId, equipment.getEquipmentName());
-            throw new ServiceException("设备正在维修中，请等待维修完成后再进行删除操作");
-        }
-        
-        // 先更新设备状态为已报废
-        LambdaUpdateWrapper<EquipmentEntity> updateWrapper = new LambdaUpdateWrapper<>();
-        updateWrapper.eq(EquipmentEntity::getEquipmentId, equipmentId)
-                    .set(EquipmentEntity::getEquipmentStatus, "scrap")
-                    .set(EquipmentEntity::getLocationStatus, "scrapped")
-                    .set(EquipmentEntity::getActualScrapTime, LocalDateTime.now())
-                    .set(EquipmentEntity::getStatusChangeTime, LocalDateTime.now());
-        
-        boolean updateResult = this.update(updateWrapper);
-        if (!updateResult) {
-            log.error("设备状态更新失败，设备ID: {}", equipmentId);
-            throw new ServiceException("设备状态更新失败，请稍后重试");
-        }
-        
-        // 执行软删除 - 使用 MyBatis-Plus 的逻辑删除方法
-        boolean deleteResult = this.removeById(equipmentId);
-        
-        if (deleteResult) {
-            log.info("设备删除成功，设备ID: {}, 设备名称: {}", equipmentId, equipment.getEquipmentName());
-        } else {
-            log.error("设备删除失败，设备ID: {}", equipmentId);
-            throw new ServiceException("设备删除失败，请稍后重试");
+        this.removeById(equipmentId);
+    }
+
+    @Transactional(rollbackFor = Exception.class)
+    @Override
+    public void batchDelete(List<String> equipmentIds) {
+        if (equipmentIds == null || equipmentIds.isEmpty()) {
+            throw new ServiceException("设备ID列表不能为空");
         }
+        this.removeByIds(equipmentIds);
+    }
+
+    @Override
+    public byte[] exportProcurement(EquipmentListReq req) {
+        // 这里可以实现导出功能，返回Excel文件的字节数组
+        // 暂时返回空数组，实际项目中需要实现具体的导出逻辑
+        return new byte[0];
     }
 
     /**
@@ -474,7 +472,6 @@ public class EquipmentServiceImpl extends ServiceImpl<EquipmentMapper, Equipment
         entity.setStatusChangeTime(req.getStatusChangeTime());
         entity.setPurchaseOrder(req.getPurchaseOrder());
         entity.setSupplierName(req.getSupplierName());
-        entity.setPurchasePrice(req.getPurchasePrice());
         entity.setCurrentNetValue(req.getCurrentNetValue());
         entity.setDepreciationMethod(req.getDepreciationMethod());
         entity.setDepreciationYears(req.getDepreciationYears());
@@ -486,6 +483,14 @@ public class EquipmentServiceImpl extends ServiceImpl<EquipmentMapper, Equipment
         entity.setInventoryBarcode(req.getInventoryBarcode());
         entity.setAssetRemark(req.getAssetRemark());
         
+        // 新增采购相关字段
+        entity.setAccountNumber(req.getAccountNumber());
+        entity.setQuantity(req.getQuantity());
+        entity.setUnitPrice(req.getUnitPrice());
+        entity.setTotalPrice(req.getTotalPrice());
+        entity.setInventoryBasis(req.getInventoryBasis());
+        entity.setDynamicRecord(req.getDynamicRecord());
+        
         // 新增字段转换
         entity.setUsingDepartment(req.getUsingDepartment());
         entity.setBorrowingTime(req.getBorrowingTime());
@@ -541,7 +546,6 @@ public class EquipmentServiceImpl extends ServiceImpl<EquipmentMapper, Equipment
         resp.setStatusChangeTime(entity.getStatusChangeTime());
         resp.setPurchaseOrder(entity.getPurchaseOrder());
         resp.setSupplierName(entity.getSupplierName());
-        resp.setPurchasePrice(entity.getPurchasePrice());
         resp.setCurrentNetValue(entity.getCurrentNetValue());
         resp.setDepreciationMethod(entity.getDepreciationMethod());
         resp.setDepreciationYears(entity.getDepreciationYears());
@@ -553,6 +557,14 @@ public class EquipmentServiceImpl extends ServiceImpl<EquipmentMapper, Equipment
         resp.setInventoryBarcode(entity.getInventoryBarcode());
         resp.setAssetRemark(entity.getAssetRemark());
         
+        // 新增采购相关字段
+        resp.setAccountNumber(entity.getAccountNumber());
+        resp.setQuantity(entity.getQuantity());
+        resp.setUnitPrice(entity.getUnitPrice());
+        resp.setTotalPrice(entity.getTotalPrice());
+        resp.setInventoryBasis(entity.getInventoryBasis());
+        resp.setDynamicRecord(entity.getDynamicRecord());
+        
         // 新增字段转换
         resp.setUsingDepartment(entity.getUsingDepartment());
         resp.setBorrowingTime(entity.getBorrowingTime());
@@ -579,4 +591,226 @@ public class EquipmentServiceImpl extends ServiceImpl<EquipmentMapper, Equipment
         
         return resp;
     }
+
+    // 采购管理相关方法实现
+    @Override
+    public IPage<EquipmentResp> procurementPage(EquipmentListReq req) {
+        log.info("开始执行设备采购记录分页查询，请求参数: {}", req);
+        
+        // 创建分页对象，处理null值
+        Integer pageNum = req.getPage() != null ? req.getPage() : (req.getPageNum() != null ? req.getPageNum() : 1);
+        Integer pageSize = req.getPageSize() != null ? req.getPageSize() : 10;
+        Page<EquipmentEntity> page = new Page<>(pageNum, pageSize);
+        
+        // 构建查询条件，参考设备分页查询的逻辑
+        LambdaQueryWrapper<EquipmentEntity> queryWrapper = new LambdaQueryWrapper<>();
+        // 不需要手动添加 del_flag 条件，@TableLogic 注解会自动处理
+        
+        // 添加搜索条件并记录日志
+        int conditionCount = 0;
+        
+        if (StringUtils.hasText(req.getEquipmentName())) {
+            queryWrapper.like(EquipmentEntity::getEquipmentName, req.getEquipmentName());
+            log.info("添加设备名称查询条件: {}", req.getEquipmentName());
+            conditionCount++;
+        }
+        if (StringUtils.hasText(req.getEquipmentType())) {
+            queryWrapper.eq(EquipmentEntity::getEquipmentType, req.getEquipmentType());
+            log.info("添加设备类型查询条件: {}", req.getEquipmentType());
+            conditionCount++;
+        }
+        if (StringUtils.hasText(req.getEquipmentStatus())) {
+            queryWrapper.eq(EquipmentEntity::getEquipmentStatus, req.getEquipmentStatus());
+            log.info("添加设备状态查询条件: {}", req.getEquipmentStatus());
+            conditionCount++;
+        }
+        if (StringUtils.hasText(req.getEquipmentSn())) {
+            queryWrapper.like(EquipmentEntity::getEquipmentSn, req.getEquipmentSn());
+            log.info("添加设备序列号查询条件: {}", req.getEquipmentSn());
+            conditionCount++;
+        }
+        if (StringUtils.hasText(req.getAssetCode())) {
+            queryWrapper.like(EquipmentEntity::getAssetCode, req.getAssetCode());
+            log.info("添加资产编号查询条件: {}", req.getAssetCode());
+            conditionCount++;
+        }
+        if (StringUtils.hasText(req.getBrand())) {
+            queryWrapper.like(EquipmentEntity::getBrand, req.getBrand());
+            log.info("添加品牌查询条件: {}", req.getBrand());
+            conditionCount++;
+        }
+        if (StringUtils.hasText(req.getLocationStatus())) {
+            queryWrapper.eq(EquipmentEntity::getLocationStatus, req.getLocationStatus());
+            log.info("添加位置状态查询条件: {}", req.getLocationStatus());
+            conditionCount++;
+        }
+        if (StringUtils.hasText(req.getHealthStatus())) {
+            queryWrapper.eq(EquipmentEntity::getHealthStatus, req.getHealthStatus());
+            log.info("添加健康状态查询条件: {}", req.getHealthStatus());
+            conditionCount++;
+        }
+        if (StringUtils.hasText(req.getResponsiblePerson())) {
+            queryWrapper.like(EquipmentEntity::getResponsiblePerson, req.getResponsiblePerson());
+            log.info("添加负责人查询条件: {}", req.getResponsiblePerson());
+            conditionCount++;
+        }
+        if (StringUtils.hasText(req.getPhysicalLocation())) {
+            queryWrapper.like(EquipmentEntity::getPhysicalLocation, req.getPhysicalLocation());
+            log.info("添加物理位置查询条件: {}", req.getPhysicalLocation());
+            conditionCount++;
+        }
+        
+        // 添加采购相关的搜索条件
+        if (StringUtils.hasText(req.getPurchaseOrder())) {
+            queryWrapper.like(EquipmentEntity::getPurchaseOrder, req.getPurchaseOrder());
+            log.info("添加采购订单查询条件: {}", req.getPurchaseOrder());
+            conditionCount++;
+        }
+        if (StringUtils.hasText(req.getSupplierName())) {
+            queryWrapper.like(EquipmentEntity::getSupplierName, req.getSupplierName());
+            log.info("添加供应商查询条件: {}", req.getSupplierName());
+            conditionCount++;
+        }
+        if (StringUtils.hasText(req.getAccountNumber())) {
+            queryWrapper.like(EquipmentEntity::getAccountNumber, req.getAccountNumber());
+            log.info("添加次户号查询条件: {}", req.getAccountNumber());
+            conditionCount++;
+        }
+        if (req.getQuantity() != null) {
+            queryWrapper.eq(EquipmentEntity::getQuantity, req.getQuantity());
+            log.info("添加数量查询条件: {}", req.getQuantity());
+            conditionCount++;
+        }
+        if (req.getUnitPrice() != null) {
+            queryWrapper.eq(EquipmentEntity::getUnitPrice, req.getUnitPrice());
+            log.info("添加单价查询条件: {}", req.getUnitPrice());
+            conditionCount++;
+        }
+        if (req.getTotalPrice() != null) {
+            queryWrapper.eq(EquipmentEntity::getTotalPrice, req.getTotalPrice());
+            log.info("添加总价查询条件: {}", req.getTotalPrice());
+            conditionCount++;
+        }
+        if (StringUtils.hasText(req.getInventoryBasis())) {
+            queryWrapper.like(EquipmentEntity::getInventoryBasis, req.getInventoryBasis());
+            log.info("添加盘点依据查询条件: {}", req.getInventoryBasis());
+            conditionCount++;
+        }
+        if (StringUtils.hasText(req.getDynamicRecord())) {
+            queryWrapper.like(EquipmentEntity::getDynamicRecord, req.getDynamicRecord());
+            log.info("添加动态记录查询条件: {}", req.getDynamicRecord());
+            conditionCount++;
+        }
+        
+        log.info("总共添加了 {} 个查询条件", conditionCount);
+        
+        // 按采购时间倒序排列
+        queryWrapper.orderByDesc(EquipmentEntity::getPurchaseTime);
+        
+        // 执行查询
+        IPage<EquipmentEntity> result = this.page(page, queryWrapper);
+        
+        // 转换为响应对象
+        List<EquipmentResp> records = result.getRecords().stream()
+                .map(this::convertToResp)
+                .collect(Collectors.toList());
+        
+        // 创建新的分页结果
+        Page<EquipmentResp> respPage = new Page<>(result.getCurrent(), result.getSize(), result.getTotal());
+        respPage.setRecords(records);
+        
+        log.info("设备采购记录分页查询完成，总记录数: {}", result.getTotal());
+        return respPage;
+    }
+
+    @Transactional(rollbackFor = Exception.class)
+    @Override
+    public void saveProcurement(EquipmentReq req) {
+        log.info("开始新增设备采购记录，请求参数: {}", req);
+        
+        // 验证采购订单号唯一性
+        if (StringUtils.hasText(req.getPurchaseOrder())) {
+            LambdaQueryWrapper<EquipmentEntity> queryWrapper = new LambdaQueryWrapper<>();
+            queryWrapper.eq(EquipmentEntity::getPurchaseOrder, req.getPurchaseOrder());
+            long count = this.count(queryWrapper);
+            if (count > 0) {
+                throw new ServiceException("采购订单号已存在");
+            }
+        }
+        
+        // 设置采购相关的时间字段
+        if (req.getPurchaseTime() == null) {
+            req.setPurchaseTime(LocalDateTime.now());
+        }
+        
+        // 转换为实体并保存
+        EquipmentEntity entity = convertToEntity(req);
+        this.save(entity);
+        
+        log.info("设备采购记录新增成功，设备ID: {}", entity.getEquipmentId());
+    }
+
+    @Transactional(rollbackFor = Exception.class)
+    @Override
+    public void updateProcurement(String equipmentId, EquipmentReq req) {
+        log.info("开始修改设备采购记录，设备ID: {}, 请求参数: {}", equipmentId, req);
+        
+        // 检查设备是否存在
+        EquipmentEntity existingEntity = this.getById(equipmentId);
+        if (existingEntity == null) {
+            throw new ServiceException("设备不存在");
+        }
+        
+        // 验证采购订单号唯一性（排除当前设备）
+        if (StringUtils.hasText(req.getPurchaseOrder())) {
+            LambdaQueryWrapper<EquipmentEntity> queryWrapper = new LambdaQueryWrapper<>();
+            queryWrapper.eq(EquipmentEntity::getPurchaseOrder, req.getPurchaseOrder())
+                       .ne(EquipmentEntity::getEquipmentId, equipmentId);
+            long count = this.count(queryWrapper);
+            if (count > 0) {
+                throw new ServiceException("采购订单号已存在");
+            }
+        }
+        
+        // 转换为实体并更新
+        EquipmentEntity entity = convertToEntity(req);
+        entity.setEquipmentId(equipmentId);
+        this.updateById(entity);
+        
+        log.info("设备采购记录修改成功，设备ID: {}", equipmentId);
+    }
+
+    @Override
+    public Object getProcurementStats() {
+        log.info("开始获取采购统计信息");
+        
+        // 统计采购总金额
+        LambdaQueryWrapper<EquipmentEntity> priceWrapper = new LambdaQueryWrapper<>();
+        priceWrapper.isNotNull(EquipmentEntity::getTotalPrice);
+        List<EquipmentEntity> priceEntities = this.list(priceWrapper);
+        double totalAmount = priceEntities.stream()
+                .mapToDouble(entity -> entity.getTotalPrice() != null ? entity.getTotalPrice().doubleValue() : 0)
+                .sum();
+        
+        // 统计供应商数量
+        LambdaQueryWrapper<EquipmentEntity> supplierWrapper = new LambdaQueryWrapper<>();
+        supplierWrapper.isNotNull(EquipmentEntity::getSupplierName)
+                      .groupBy(EquipmentEntity::getSupplierName);
+        long supplierCount = this.count(supplierWrapper);
+        
+        // 统计采购设备数量
+        LambdaQueryWrapper<EquipmentEntity> equipmentWrapper = new LambdaQueryWrapper<>();
+        equipmentWrapper.isNotNull(EquipmentEntity::getPurchaseOrder);
+        long equipmentCount = this.count(equipmentWrapper);
+        
+        // 构建统计结果
+        java.util.Map<String, Object> stats = new java.util.HashMap<>();
+        stats.put("totalAmount", totalAmount);
+        stats.put("supplierCount", supplierCount);
+        stats.put("equipmentCount", equipmentCount);
+        stats.put("averageAmount", equipmentCount > 0 ? totalAmount / equipmentCount : 0);
+        
+        log.info("采购统计信息获取完成，总金额: {}, 供应商数: {}, 设备数: {}", totalAmount, supplierCount, equipmentCount);
+        return stats;
+    }
 }
diff --git a/pom.xml b/pom.xml
index 72077c0..4ad4c04 100644
--- a/pom.xml
+++ b/pom.xml
@@ -10,6 +10,7 @@
     <properties>
         <java.version>17</java.version>
     </properties>
+
     <modules>
         <module>core</module>
         <module>web</module>
@@ -50,4 +51,5 @@
         </plugins>
     </build>
 
+
 </project>
diff --git a/web/src/main/java/com/dite/znpt/web/controller/EquipmentController.java b/web/src/main/java/com/dite/znpt/web/controller/EquipmentController.java
index ac76d30..c11bdd8 100644
--- a/web/src/main/java/com/dite/znpt/web/controller/EquipmentController.java
+++ b/web/src/main/java/com/dite/znpt/web/controller/EquipmentController.java
@@ -13,6 +13,8 @@ import org.springframework.validation.annotation.Validated;
 import org.springframework.web.bind.annotation.*;
 
 import javax.annotation.Resource;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 /**
  * @author Bear.G
@@ -24,6 +26,8 @@ import javax.annotation.Resource;
 @RequestMapping("/equipment")
 public class EquipmentController {
 
+    private static final Logger log = LoggerFactory.getLogger(EquipmentController.class);
+
     @Resource
     private EquipmentService equipmentService;
 
@@ -60,4 +64,48 @@ public class EquipmentController {
         equipmentService.deleteById(equipmentId);
         return Result.ok();
     }
+
+    @ApiOperation(value = "查询设备采购记录", httpMethod = "GET")
+    @GetMapping("/procurement/page")
+    public PageResult<EquipmentResp> procurementPage(EquipmentListReq req) {
+        log.info("=== 设备采购记录查询接口被调用 ===");
+        log.info("接收到的请求参数: {}", req);
+        log.info("设备名称: {}", req.getEquipmentName());
+        log.info("设备类型: {}", req.getEquipmentType());
+        log.info("供应商名称: {}", req.getSupplierName());
+        log.info("采购订单号: {}", req.getPurchaseOrder());
+        log.info("次户号: {}", req.getAccountNumber());
+        log.info("数量: {}", req.getQuantity());
+        log.info("单价: {}", req.getUnitPrice());
+        log.info("总价: {}", req.getTotalPrice());
+        log.info("盘点依据: {}", req.getInventoryBasis());
+        log.info("动态记录: {}", req.getDynamicRecord());
+        log.info("页码: {}", req.getPage());
+        log.info("每页大小: {}", req.getPageSize());
+        log.info("排序字段: {}", req.getOrderBy());
+        log.info("排序方向: {}", req.getOrderDirection());
+        
+        IPage<EquipmentResp> page = equipmentService.procurementPage(req);
+        return PageResult.ok(page.getRecords(), page.getTotal());
+    }
+
+    @ApiOperation(value = "新增设备采购记录", httpMethod = "POST")
+    @PostMapping("/procurement")
+    public Result<?> addProcurement(@Validated @RequestBody EquipmentReq req){
+        equipmentService.saveProcurement(req);
+        return Result.ok();
+    }
+
+    @ApiOperation(value = "修改设备采购记录", httpMethod = "PUT")
+    @PutMapping("/procurement/{equipmentId}")
+    public Result<?> editProcurement(@PathVariable String equipmentId, @Validated @RequestBody EquipmentReq req){
+        equipmentService.updateProcurement(equipmentId, req);
+        return Result.ok();
+    }
+
+    @ApiOperation(value = "获取采购统计信息", httpMethod = "GET")
+    @GetMapping("/procurement/stats")
+    public Result<?> getProcurementStats(){
+        return Result.ok(equipmentService.getProcurementStats());
+    }
 }