diff --git a/src/main/java/com/xujie/sys/modules/pms/mapper/EamProjectMapper.java b/src/main/java/com/xujie/sys/modules/pms/mapper/EamProjectMapper.java
index 9d4c0b3b..5441fb68 100644
--- a/src/main/java/com/xujie/sys/modules/pms/mapper/EamProjectMapper.java
+++ b/src/main/java/com/xujie/sys/modules/pms/mapper/EamProjectMapper.java
@@ -126,6 +126,8 @@ public interface EamProjectMapper {
 
     List<ProofDocumentData> getAutoSendMailAddress(String site);
 
+    List<String> getAllSiteList();
+
     IPage<SysOssEntity> searchSopFileList(Page<SysOssEntity> sysOssEntityPage,@Param("query")  SysOssEntity inData);
 
     List<ProofingInformationData> getEmailsByUsernames(@Param("usernames")List<String> userNames, @Param("site") String site);
diff --git a/src/main/java/com/xujie/sys/modules/pms/service/Impl/EamProjectServiceImpl.java b/src/main/java/com/xujie/sys/modules/pms/service/Impl/EamProjectServiceImpl.java
index 006efc65..24e555d9 100644
--- a/src/main/java/com/xujie/sys/modules/pms/service/Impl/EamProjectServiceImpl.java
+++ b/src/main/java/com/xujie/sys/modules/pms/service/Impl/EamProjectServiceImpl.java
@@ -981,14 +981,20 @@ public class EamProjectServiceImpl implements EamProjectService {
      **/
     @Override
     public void sendEmail() throws MessagingException, UnsupportedEncodingException {
-        List<String> siteList = new ArrayList<>();
-        siteList.add("2");
-        siteList.add("3");
+        // 通过 site 表动态获取启用站点，避免硬编码站点遗漏
+        List<String> siteList = EamProjectMapper.getAllSiteList();
+        if (siteList == null || siteList.isEmpty()) {
+            logger.warn("定时发送邮件任务未获取到可用站点，任务结束。");
+            return;
+        }
 
         // 从存储过程获取所有待发送邮件数据
         List<ProofDocumentData> allUserSendEmailList = new ArrayList<>();
-        for (int i = 0; i < siteList.size(); i++) {
-           allUserSendEmailList.addAll(EamProjectMapper.getAutoSendMailAddress(siteList.get(i)));
+        for (String site : siteList) {
+            if (StringUtils.isBlank(site)) {
+                continue;
+            }
+            allUserSendEmailList.addAll(EamProjectMapper.getAutoSendMailAddress(site));
         }
         List<ProofDocumentData> oneUserSendEmailList = new ArrayList<>();
         String previousUsername = null;
diff --git a/src/main/resources/mapper/pms/EamProjectMapper.xml b/src/main/resources/mapper/pms/EamProjectMapper.xml
index d7ab2588..877c1077 100644
--- a/src/main/resources/mapper/pms/EamProjectMapper.xml
+++ b/src/main/resources/mapper/pms/EamProjectMapper.xml
@@ -743,4 +743,12 @@
                 END)
         WHERE id = #{projectPartId}
     </update>
+
+    <select id="getAllSiteList" resultType="java.lang.String">
+        SELECT
+            a.siteid
+        FROM site a
+        WHERE a.active = 'Y'
+        ORDER BY a.siteid
+    </select>
 </mapper>