diff --git a/core/core-backend/src/main/java/io/gisbi/application/baseinfo/controller/ApplicationController.java b/core/core-backend/src/main/java/io/gisbi/application/baseinfo/controller/ApplicationController.java
index 634a0d7..c44422e 100644
--- a/core/core-backend/src/main/java/io/gisbi/application/baseinfo/controller/ApplicationController.java
+++ b/core/core-backend/src/main/java/io/gisbi/application/baseinfo/controller/ApplicationController.java
@@ -8,6 +8,8 @@ import io.gisbi.config.ResponseResult;
 import jakarta.annotation.Resource;
 import org.springframework.web.bind.annotation.*;
 
+import java.time.LocalDateTime;
+
 /**
  * <p>
  * 应用系统 前端控制器
@@ -41,7 +43,7 @@ public class ApplicationController {
      */
     @PostMapping("/save")
     public ResponseResult save(@RequestBody Application application) {
-        return ResponseResult.successData(applicationService.createApplication(application));
+      return ResponseResult.successData(applicationService.createApplication(application));
     }
 
     /**
diff --git a/core/core-backend/src/main/java/io/gisbi/application/baseinfo/domain/Application.java b/core/core-backend/src/main/java/io/gisbi/application/baseinfo/domain/Application.java
index 5e46986..1d48f30 100644
--- a/core/core-backend/src/main/java/io/gisbi/application/baseinfo/domain/Application.java
+++ b/core/core-backend/src/main/java/io/gisbi/application/baseinfo/domain/Application.java
@@ -49,7 +49,7 @@ public class Application implements Serializable {
     /**
      * 创建日期
      */
-    private Long createdate;
+    private LocalDateTime createdate;
 
     /**
      * 应用描述
diff --git a/core/core-backend/src/main/java/io/gisbi/application/baseinfo/mapper/ApplicationMapper.java b/core/core-backend/src/main/java/io/gisbi/application/baseinfo/mapper/ApplicationMapper.java
index e55e2d6..351d548 100644
--- a/core/core-backend/src/main/java/io/gisbi/application/baseinfo/mapper/ApplicationMapper.java
+++ b/core/core-backend/src/main/java/io/gisbi/application/baseinfo/mapper/ApplicationMapper.java
@@ -1,8 +1,11 @@
 package io.gisbi.application.baseinfo.mapper;
 
+import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
 import io.gisbi.application.baseinfo.domain.Application;
 import com.baomidou.mybatisplus.core.mapper.BaseMapper;
 import org.apache.ibatis.annotations.Mapper;
+import org.apache.ibatis.annotations.Param;
+import org.apache.ibatis.annotations.Select;
 
 /**
  * <p>
@@ -14,5 +17,6 @@ import org.apache.ibatis.annotations.Mapper;
  */
 @Mapper
 public interface ApplicationMapper extends BaseMapper<Application> {
-
+    @Select("SELECT MAX(CAST(code AS UNSIGNED)) FROM app_application")
+    Integer getMaxCode();
 }
diff --git a/core/core-backend/src/main/java/io/gisbi/application/baseinfo/service/impl/ApplicationServiceImpl.java b/core/core-backend/src/main/java/io/gisbi/application/baseinfo/service/impl/ApplicationServiceImpl.java
index 5d0f9e2..08134bf 100644
--- a/core/core-backend/src/main/java/io/gisbi/application/baseinfo/service/impl/ApplicationServiceImpl.java
+++ b/core/core-backend/src/main/java/io/gisbi/application/baseinfo/service/impl/ApplicationServiceImpl.java
@@ -1,5 +1,7 @@
 package io.gisbi.application.baseinfo.service.impl;
 
+import com.baomidou.mybatisplus.core.assist.ISqlRunner;
+import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
 import io.gisbi.application.baseinfo.domain.Application;
 import io.gisbi.application.baseinfo.mapper.ApplicationMapper;
 import io.gisbi.application.baseinfo.service.IApplicationService;
@@ -9,6 +11,10 @@ import jakarta.annotation.Resource;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
+import java.time.LocalDateTime;
+import java.util.List;
+import java.util.Map;
+
 /**
  * <p>
  * 应用系统 服务实现类
@@ -21,11 +27,51 @@ import org.springframework.transaction.annotation.Transactional;
 public class ApplicationServiceImpl extends ServiceImpl<ApplicationMapper, Application> implements IApplicationService {
     @Resource
     private IModuleService moduleService;
+
+    @Resource
+    private ApplicationMapper applicationMapper;
+
     @Override
-    @Transactional
+    @Transactional(rollbackFor = Exception.class)
     public boolean createApplication(Application application) {
-        this.save(application);
-        moduleService.initAppModules(application.getId());
-        return true;
+        // 参数校验
+        if (application == null) {
+            throw new IllegalArgumentException("应用信息不能为空");
+        }
+        if (application.getName() == null || application.getName().trim().isEmpty()) {
+            throw new IllegalArgumentException("应用名称不能为空");
+        }
+
+        // 检查应用名称是否已存在
+        long count = this.count(new QueryWrapper<Application>().eq("name", application.getName()));
+        if (count > 0) {
+            throw new IllegalArgumentException("应用名称已存在");
+        }
+
+        // 生成自增编号逻辑
+        try {
+            Integer maxCode = applicationMapper.getMaxCode();
+            maxCode = (maxCode != null) ? maxCode : 0;
+            String formattedCode = String.format("%06d", maxCode + 1);
+            application.setCode(formattedCode);
+        } catch (Exception e) {
+            throw new RuntimeException("生成应用编号失败", e);
+        }
+
+        // 设置基础字段
+        LocalDateTime now = LocalDateTime.now();
+        application.setType("01");  // 数据分析类项目
+        application.setStatus("01"); // 初始创建
+        application.setCreatedate(now);
+        application.setLastmodifydate(now);
+        
+        // 保存应用并初始化模块
+        try {
+            this.save(application);
+            moduleService.initAppModules(application.getId());
+            return true;
+        } catch (Exception e) {
+            throw new RuntimeException("创建应用失败", e);
+        }
     }
 }