diff --git a/src/entry/Maat_api.cpp b/src/entry/Maat_api.cpp
index abcc421..5cf746e 100644
--- a/src/entry/Maat_api.cpp
+++ b/src/entry/Maat_api.cpp
@@ -103,7 +103,7 @@ size_t pickup_hit_region_from_compile(struct bool_expr *compile_hit,
 		group_id=(unsigned long long)dynamic_array_read(hitted_id, i);
 		for(j=0; j<compile_hit->item_num; j++)
 		{		
-			if(group_id==compile_hit->items[j].item_id)
+			if(group_id==(compile_hit->items[j].item_id&0x00000000ffffffff))
 			{
 				region_pos[k]=i;
 				k++;
@@ -204,7 +204,7 @@ int region_compile(_Maat_feather_t*feather, struct _INNER_scan_status_t *_mid, c
 			ret=insert_set_id(&(_mid->all_hit_group_array),
 										&(_mid->all_hit_group_array_sz),
 										_mid->all_hit_group_cnt,
-										group_rule->top_groups[j]);
+										(unsigned long long)region_hit_wraper->virtual_table_id<<32|group_rule->top_groups[j]);
 			_mid->all_hit_group_cnt+=ret;
 		}
 	}
diff --git a/src/entry/Maat_rule.cpp b/src/entry/Maat_rule.cpp
index 7c12f23..2c46dbb 100644
--- a/src/entry/Maat_rule.cpp
+++ b/src/entry/Maat_rule.cpp
@@ -2177,7 +2177,7 @@ void update_group_rule(struct Maat_table_desc* table,const char* table_line,stru
 		table->udpate_err_cnt++;
 		return;		
 	}
-	if(strlen(virtual_table_name)>0&&!strcasecmp(virtual_table_name, "null"))
+	if(strlen(virtual_table_name)>0&&strcasecmp(virtual_table_name, "null"))
 	{
 		db_group_rule.virtual_table_id=Maat_table_get_id_by_name(table_mgr, virtual_table_name);
 		if(db_group_rule.virtual_table_id<0)
diff --git a/src/entry/json2iris.cpp b/src/entry/json2iris.cpp
index 2a5aae8..e6b175b 100644
--- a/src/entry/json2iris.cpp
+++ b/src/entry/json2iris.cpp
@@ -888,7 +888,7 @@ int write_compile_line(cJSON *compile, struct iris_description_t *p_iris, void *
 	set_file_rulenum(table_info->table_path,table_info->line_count,logger);
 	return compile_id;
 }
-int write_group_line(int group_id, int parent_id, int group_not_flag, int parent_type, struct iris_description_t *p_iris, void * logger)
+int write_group_line(int group_id, int parent_id, int group_not_flag, int parent_type, const char* virtual_table, struct iris_description_t *p_iris, void * logger)
 {
 	FILE*fp=NULL;
 	int ret=0;
@@ -908,7 +908,7 @@ int write_group_line(int group_id, int parent_id, int group_not_flag, int parent
 										"fopen %s error %s.",p_iris->group_table->table_path,strerror(errno));
 		return -1;
 	}
-	fprintf(fp,"%d\t%d\t1\t%d\t%d\n",group_id, parent_id, group_not_flag, parent_type);
+	fprintf(fp,"%d\t%d\t1\t%d\t%d\t%s\n",group_id, parent_id, group_not_flag, parent_type, virtual_table);
 	fclose(fp);
 	p_iris->group_table->line_count++;
 	ret=set_file_rulenum(p_iris->group_table->table_path,p_iris->group_table->line_count,logger);
@@ -943,7 +943,7 @@ int write_group_rule(cJSON *group_json, int parent_id, int parent_type, int trac
 	int group_not_flag=0;
 	cJSON *region_json=NULL, *item=NULL;
 	cJSON *sub_groups=NULL, *region_rule=NULL;
-	const char* group_name=NULL;
+	const char* group_name=NULL, *virtual_table=NULL;
 	struct group_info_t *group_info=NULL;
 	struct group_info_t untitled_group;
 
@@ -956,6 +956,16 @@ int write_group_rule(cJSON *group_json, int parent_id, int parent_type, int trac
 	{
 		group_name=item->valuestring;
 	}
+
+	item=cJSON_GetObjectItem(group_json, "virtual_table");
+	if(item==NULL||item->type!=cJSON_String)
+	{
+		virtual_table="null";
+	}
+	else
+	{
+		virtual_table=item->valuestring;
+	}
 	item=cJSON_GetObjectItem(group_json,"not_flag");
 	if(item==NULL||item->type!=cJSON_Number)
 	{
@@ -985,7 +995,7 @@ int write_group_rule(cJSON *group_json, int parent_id, int parent_type, int trac
 			MESA_htable_add(p_iris->group_name_map,(const unsigned char*)group_name, strlen(group_name),group_info);
 		}
 	}	
-	ret=write_group_line(group_info->group_id, parent_id, group_not_flag, parent_type, p_iris,  logger);
+	ret=write_group_line(group_info->group_id, parent_id, group_not_flag, parent_type, virtual_table, p_iris,  logger);
 	if(ret<0)
 	{
 		MESA_handle_runtime_log(logger,RLOG_LV_FATAL,maat_json,