diff --git a/pkg/proto/group/group.proto b/pkg/proto/group/group.proto
index 412f6c73b..89625d42a 100644
--- a/pkg/proto/group/group.proto
+++ b/pkg/proto/group/group.proto
@@ -375,6 +375,27 @@ message GetGroupAbstractInfoResp{
   uint64 groupMemberListHash = 3;
 }
 
+message GroupIsExistReq {
+  repeated string groupIDList = 1;
+  string opUserID = 2;
+  string operationID = 3;
+}
+
+message GroupIsExistResp {
+  CommonResp CommonResp = 1;
+  map<string, bool> IsExistMap = 2;
+}
+
+message UserIsInGroupReq {
+  string groupID = 1;
+  string userIDList = 2;
+  string operationID = 3;
+}
+
+message UserIsInGroupResp {
+  CommonResp CommonResp = 1;
+  map<string, bool> IsExistMap = 2;
+}
 
 service group{
   rpc createGroup(CreateGroupReq) returns(CreateGroupResp);
@@ -408,6 +429,8 @@ service group{
   rpc GetSuperGroupsInfo(GetSuperGroupsInfoReq) returns (GetSuperGroupsInfoResp);
   rpc SetGroupMemberInfo(SetGroupMemberInfoReq) returns (SetGroupMemberInfoResp);
   rpc GetGroupAbstractInfo(GetGroupAbstractInfoReq) returns (GetGroupAbstractInfoResp);
+  rpc GroupIsExist(GroupIsExistReq) returns(GroupIsExistResp);
+  rpc UserIsInGroup(UserIsInGroupReq) returns();
 }