diff --git a/so/src/public/nccloud/openapi/so/m30/SaleOrderResource.java b/so/src/public/nccloud/openapi/so/m30/SaleOrderResource.java
index 9a29d48..44b1aac 100644
--- a/so/src/public/nccloud/openapi/so/m30/SaleOrderResource.java
+++ b/so/src/public/nccloud/openapi/so/m30/SaleOrderResource.java
@@ -508,4 +508,47 @@ public class SaleOrderResource extends NCCPubRestResource {
         }
     }
 
+    /**
+     * 合同管理系统修改ERP销售订单明细
+     *
+     * @author mzr
+     * @date 2025/05/28
+     */
+    @POST
+    @Path("updateDefs")
+    @Consumes({"application/json"})
+    @Produces({"application/json"})
+    public JSONString updateDefs(List<Map<String, Object>> paramList) {
+        int num = 0;
+        try {
+            for (Map<String, Object> paramMap : paramList) {
+                String csaleorderbid = (String) paramMap.get("csaleorderbid");
+                if (StringUtils.isEmpty(csaleorderbid)) {
+                    return ResultMessageUtil.exceptionToJSON("传入参数为空,请检查", APIErrCodeEnum.BUSINESSEXCCODE.getCode());
+                }
+                StringBuilder sql = new StringBuilder("update so_saleorder_b set ");
+                SQLParameter parameter = new SQLParameter();
+                for (Map.Entry<String, Object> entry : paramMap.entrySet()) {
+                    if (!"csaleorderbid".equals(entry.getKey())) {
+                        sql.append(entry.getKey()).append(" = ?, ");
+                        parameter.addParam(entry.getValue());
+                    }
+                }
+                if (parameter.getCountParams() <= 0) {
+                    return ResultMessageUtil.toJSON("传入参数为空,请检查", APIErrCodeEnum.BUSINESSEXCCODE.getCode());
+                }
+                // 删除最后的", "
+                sql.delete(sql.length() - 2, sql.length());
+                sql.append(" where csaleorderbid = ?");
+                parameter.addParam(csaleorderbid);
+                BaseDAO baseDAO = new BaseDAO();
+                num += baseDAO.executeUpdate(sql.toString(), parameter);
+            }
+        } catch (Exception e) {
+            return ResultMessageUtil.exceptionToJSON(e);
+        }
+        return ResultMessageUtil.toJSON(num, "销售订单修改成功,共修改" + num + "行");
+
+    }
+
 }