diff --git a/backend/ruoyi-admin/pom.xml b/backend/ruoyi-admin/pom.xml
index a5e691f..a996354 100644
--- a/backend/ruoyi-admin/pom.xml
+++ b/backend/ruoyi-admin/pom.xml
@@ -108,8 +108,8 @@
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-compiler-plugin</artifactId>
                 <configuration>
-                    <source>16</source>
-                    <target>16</target>
+                    <source>9</source>
+                    <target>9</target>
                 </configuration>
             </plugin>
         </plugins>
diff --git a/backend/ruoyi-admin/src/main/java/com/ruoyi/dashboard/service/impl/SysDashboardServiceImpl.java b/backend/ruoyi-admin/src/main/java/com/ruoyi/dashboard/service/impl/SysDashboardServiceImpl.java
index d0b1265..8cec740 100644
--- a/backend/ruoyi-admin/src/main/java/com/ruoyi/dashboard/service/impl/SysDashboardServiceImpl.java
+++ b/backend/ruoyi-admin/src/main/java/com/ruoyi/dashboard/service/impl/SysDashboardServiceImpl.java
@@ -46,15 +46,15 @@ public SysDashboard getDashboardData() {
 
             // 根据项目状态分类
             List<SysProject> plannedProjects = projects.stream()
-                    .filter(p -> "规划中".equals(p.getStatus()))
+                    .filter(p -> "Planning".equals(p.getStatus()))
                     .collect(Collectors.toList());
 
             List<SysProject> ongoingProjects = projects.stream()
-                    .filter(p -> "进行中".equals(p.getStatus()))
+                    .filter(p -> "In Progress".equals(p.getStatus()))
                     .collect(Collectors.toList());
 
             List<SysProject> completedProjects = projects.stream()
-                    .filter(p -> "已完成".equals(p.getStatus()))
+                    .filter(p -> "Completed".equals(p.getStatus()))
                     .collect(Collectors.toList());
 
             sysDashboard.setPlannedProjects(plannedProjects);
@@ -68,11 +68,11 @@ public SysDashboard getDashboardData() {
         if (tasks != null && !tasks.isEmpty()) {
             // 根据任务状态分类
             List<SysTask> ongoingTasks = tasks.stream()
-                    .filter(t -> "进行中".equals(t.getStatus()))
+                    .filter(t -> "In Progress".equals(t.getStatus()))
                     .collect(Collectors.toList());
 
             List<SysTask> completedTasks = tasks.stream()
-                    .filter(t -> "已完成".equals(t.getStatus()))
+                    .filter(t -> "Completed".equals(t.getStatus()))
                     .collect(Collectors.toList());
 
             sysDashboard.setOngoingTasks(ongoingTasks);
diff --git a/backend/ruoyi-admin/src/main/java/com/ruoyi/project/controller/SysProjectController.java b/backend/ruoyi-admin/src/main/java/com/ruoyi/project/controller/SysProjectController.java
index 882b094..2892abc 100644
--- a/backend/ruoyi-admin/src/main/java/com/ruoyi/project/controller/SysProjectController.java
+++ b/backend/ruoyi-admin/src/main/java/com/ruoyi/project/controller/SysProjectController.java
@@ -2,6 +2,7 @@
 
 import java.util.List;
 import java.util.Map;
+import java.util.stream.Collectors;
 import javax.servlet.http.HttpServletResponse;
 
 import com.ruoyi.common.utils.SecurityUtils;
@@ -63,11 +64,14 @@ public TableDataInfo listMyProject(SysProject sysProject) {
         startPage();
         List<Long> projectIds = sysProjectMemberService
                 .selectSysProjectMemberByUserId(SecurityUtils.getUserId())
-                .stream().map(SysProjectMember::getProjectId).toList();
+                .stream()
+                .map(SysProjectMember::getProjectId)
+                .collect(Collectors.toList());;
 
-        List<SysProject> myProjectList = projectIds.stream()
+        List<SysProject> myProjectList = projectIds
+                .stream()
                 .map(projectId -> sysProjectService.selectSysProjectByProjectId(projectId))
-                .toList();
+                .collect(Collectors.toList());;
 
         return getDataTable(myProjectList);
     }
@@ -93,10 +97,13 @@ public void exportMy(HttpServletResponse response, @RequestBody SysProject sysPr
     public void export(HttpServletResponse response, @RequestBody SysProject sysProject) {
         List<Long> projectIds = sysProjectMemberService
                 .selectSysProjectMemberByUserId(SecurityUtils.getUserId())
-                .stream().map(SysProjectMember::getProjectId).toList();
-        List<SysProject> myProjectList = projectIds.stream()
+                .stream()
+                .map(SysProjectMember::getProjectId)
+                .collect(Collectors.toList());;
+        List<SysProject> myProjectList = projectIds
+                .stream()
                 .map(projectId -> sysProjectService.selectSysProjectByProjectId(projectId))
-                .toList();
+                .collect(Collectors.toList());;
 
         ExcelUtil<SysProject> util = new ExcelUtil<SysProject>(SysProject.class);
         util.exportExcel(response, myProjectList, "用户参与项目数据");