diff --git a/src/main/java/com/pms/ocp/controller/ApiBasicManagementController.java b/src/main/java/com/pms/ocp/controller/ApiBasicManagementController.java
index 1e8e7e6b9467a6918f81fdf31796ce20158b6f4c..55c86b1105841868e6efc0de2570e3e6afc28ac6 100644
--- a/src/main/java/com/pms/ocp/controller/ApiBasicManagementController.java
+++ b/src/main/java/com/pms/ocp/controller/ApiBasicManagementController.java
@@ -25,7 +25,9 @@ import javax.servlet.http.HttpServletResponse;
 import java.sql.Timestamp;
 import java.time.LocalDate;
 import java.util.ArrayList;
+import java.util.Collections;
 import java.util.List;
+import java.util.stream.Collectors;
 
 @Slf4j
 @RequestMapping("/api/basic")
diff --git a/src/main/java/com/pms/ocp/service/impl/TenantBasicManagementServiceImpl.java b/src/main/java/com/pms/ocp/service/impl/TenantBasicManagementServiceImpl.java
index 8a3d4a4613f5531d57cd858235f7dc5592148c7f..82864993e6e4e3ef15271b94f5163d5f82fc5514 100644
--- a/src/main/java/com/pms/ocp/service/impl/TenantBasicManagementServiceImpl.java
+++ b/src/main/java/com/pms/ocp/service/impl/TenantBasicManagementServiceImpl.java
@@ -13,7 +13,6 @@ import com.pms.ocp.model.dto.GroupDto;
 import com.pms.ocp.model.dto.OcpTenantBaseDto;
 import com.pms.ocp.model.dto.TenantDto;
 import com.pms.ocp.model.entity.*;
-
 import com.pms.ocp.model.vo.ResponseVO;
 import com.pms.ocp.model.vo.TenantGroupVo;
 import com.pms.ocp.service.*;
@@ -21,8 +20,6 @@ import org.apache.commons.lang3.StringUtils;
 import org.springframework.beans.BeanUtils;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
-import org.springframework.transaction.annotation.Transactional;
-
 import java.sql.Timestamp;
 import java.time.LocalDateTime;
 import java.util.ArrayList;