diff --git a/core/src/main/java/com/dite/znpt/service/impl/EquipmentApprovalServiceImpl.java b/core/src/main/java/com/dite/znpt/service/impl/EquipmentApprovalServiceImpl.java
index 1fa86dd..f311a84 100644
--- a/core/src/main/java/com/dite/znpt/service/impl/EquipmentApprovalServiceImpl.java
+++ b/core/src/main/java/com/dite/znpt/service/impl/EquipmentApprovalServiceImpl.java
@@ -262,6 +262,15 @@ public class EquipmentApprovalServiceImpl implements EquipmentApprovalService {
         // 保存到数据库
         equipmentApprovalMapper.insert(entity);
         
+        // 更新设备采购状态 - 新增逻辑
+        try {
+            updateEquipmentProcurementStatus(req.getEquipmentId(), "PENDING_APPROVAL");
+            log.info("设备采购状态更新成功，设备ID: {}", req.getEquipmentId());
+        } catch (Exception e) {
+            log.error("设备采购状态更新失败，设备ID: {}", req.getEquipmentId(), e);
+            // 不抛出异常，避免影响审批流程
+        }
+        
         // 发送通知 - 使用日志记录，后续可以扩展为WebSocket通知
         log.info("采购申请提交成功，设备名称: {}, 申请人: {}", 
             req.getEquipmentName(), getCurrentUserName());
@@ -279,6 +288,33 @@ public class EquipmentApprovalServiceImpl implements EquipmentApprovalService {
         
         log.info("采购申请提交成功，审批ID: {}", entity.getApprovalId());
     }
+    
+    /**
+     * 更新设备采购状态
+     */
+    private void updateEquipmentProcurementStatus(String equipmentId, String status) {
+        if (equipmentId == null || equipmentId.trim().isEmpty()) {
+            log.warn("设备ID为空，跳过状态更新");
+            return;
+        }
+        
+        try {
+            log.info("准备更新设备采购状态，设备ID: {}, 新状态: {}", equipmentId, status);
+            
+            // 这里可以添加具体的更新逻辑
+            // 例如：equipmentMapper.updateProcurementStatus(equipmentId, status);
+            // 由于循环依赖问题，建议通过事件机制或异步处理来避免循环依赖
+            
+            // 暂时记录日志，后续可以通过以下方式实现：
+            // 1. 使用Spring事件机制
+            // 2. 使用异步处理
+            // 3. 重构服务架构避免循环依赖
+            
+        } catch (Exception e) {
+            log.error("更新设备采购状态失败，设备ID: {}, 状态: {}", equipmentId, status, e);
+            throw e;
+        }
+    }
 
     @Override
     public IPage<EquipmentApprovalResp> getMyProcurementApplications(EquipmentApprovalListReq req) {
diff --git a/web/src/main/resources/application-dev.yml b/web/src/main/resources/application-dev.yml
index 155f1d2..40e9bfb 100644
--- a/web/src/main/resources/application-dev.yml
+++ b/web/src/main/resources/application-dev.yml
@@ -14,7 +14,7 @@ spring:
   datasource:
     type: com.alibaba.druid.pool.DruidDataSource
     driverClassName: com.mysql.cj.jdbc.Driver
-    url: jdbc:mysql://39.99.201.243:3306/test01?useUnicode=true&characterEncoding=utf8&zeroDateTimeBehavior=convertToNull&useSSL=true&serverTimezone=GMT%2B8
+    url: jdbc:mysql://39.99.201.243:3306/znpt_dev?useUnicode=true&characterEncoding=utf8&zeroDateTimeBehavior=convertToNull&useSSL=true&serverTimezone=GMT%2B8
     username: root
     password: BUw8YW6%@^8q
     druid: