diff --git a/src/main/java/com/yunhai/userbase/repository/SysUserRepository.java b/src/main/java/com/yunhai/userbase/repository/SysUserRepository.java
index 5fd440b..015d584 100644
--- a/src/main/java/com/yunhai/userbase/repository/SysUserRepository.java
+++ b/src/main/java/com/yunhai/userbase/repository/SysUserRepository.java
@@ -61,4 +61,26 @@ public interface SysUserRepository extends JpaRepository<SysUser, Integer>, JpaS
                                      @Param("name") String name,
                                      @Param("disabled") Integer disabled,
                                      Pageable pageable);
+
+    /**
+     * 组上下文导出专用（原生 SQL，非分页）：INNER JOIN 关联表后按 user_id 聚合，
+     * 仅返回「属于指定组范围」的用户（无组归属的用户天然被排除）；超管(type=1)豁免
+     * （type 为 NULL 视为非超管，一并保留）。入参 name 为可空：为空时跳过关键字过滤。
+     * 排序按 user_id 升序，保证导出结果稳定。
+     */
+    @Query(value =
+            "SELECT u.id " +
+            "FROM sys_user u " +
+            "INNER JOIN sys_user_group_rel r ON r.user_id = u.id " +
+            "WHERE r.group_id IN (:groupIds) " +
+            "  AND (:name IS NULL OR u.username LIKE CONCAT('%', :name, '%') " +
+            "       OR u.real_name LIKE CONCAT('%', :name, '%') " +
+            "       OR u.idcard LIKE CONCAT('%', :name, '%') " +
+            "       OR u.phone = :name) " +
+            "  AND (u.type IS NULL OR u.type != 1) " +
+            "GROUP BY u.id " +
+            "ORDER BY u.id ASC",
+            nativeQuery = true)
+    List<Integer> findGroupUserIds(@Param("groupIds") List<Integer> groupIds,
+                                   @Param("name") String name);
 }
diff --git a/src/main/java/com/yunhai/userbase/service/impl/SysUserService.java b/src/main/java/com/yunhai/userbase/service/impl/SysUserService.java
index 81667ea..a3ef3f5 100644
--- a/src/main/java/com/yunhai/userbase/service/impl/SysUserService.java
+++ b/src/main/java/com/yunhai/userbase/service/impl/SysUserService.java
@@ -500,15 +500,18 @@ public class SysUserService implements ISysUserService {
      */
     @Override
     public void exportUsers(Integer groupId, Integer withSub, String name, HttpServletResponse response) throws IOException {
-        // 1. 解析组范围（含子孙）并查询范围内全部用户（不分页）
-        SysUserQuery query = new SysUserQuery();
-        query.setGroupId(groupId);
-        query.setWithSub(withSub);
-        query.setName(name);
-        List<SysUser> users = sysUserRepository.findAll(buildSpecification(query));
+        // 1. 解析组范围（含子孙），复用与列表一致的 INNER JOIN 原生 SQL 取范围内用户（含超管豁免），不分页。
+        //    无组归属的用户被 INNER JOIN 天然排除；type=1 超管在 SQL 中显式豁免，永不导出。
+        List<Integer> groupIds = resolveGroupIds(groupId, withSub);
+        String nameKey = StringUtils.isNotBlank(name) ? name.trim() : null;
+        List<Integer> userIds = sysUserRepository.findGroupUserIds(groupIds, nameKey);
+        List<SysUser> users = userIds.isEmpty()
+                ? Collections.emptyList()
+                : sysUserRepository.findAllById(userIds).stream()
+                    .sorted(Comparator.comparing(SysUser::getId))
+                    .collect(Collectors.toList());
 
         // 2. 批量取每个用户的主组（isMain=1），用于填充「组名 / 组id」参考列
-        List<Integer> userIds = users.stream().map(SysUser::getId).collect(Collectors.toList());
         Map<Integer, Integer> userMainGroup = resolveUserMainGroup(userIds);
 
         // 3. 批量取组名