diff --git a/applications/984_千岛/meta.json b/applications/984_千岛/meta.json
index 98cd784..eeb07dd 100644
--- a/applications/984_千岛/meta.json
+++ b/applications/984_千岛/meta.json
@@ -1,18 +1,18 @@
 {
-  "id": "c5a31fbe-aba5-4e65-b7eb-0386c050da4a",
+  "id": "348139a4-a8a4-579b-2ca5-1ec0cb771cf1",
   "name": "984_千岛",
   "longName": "984_千岛",
-  "developer": "",
-  "website": "",
+  "developer": "上海必有回响智能科技有限公司",
+  "website": "https://qiandao.com",
   "packageName": {
-    "android": "",
-    "ios": ""
+    "android": "tech.echoing.kuril",
+    "ios": "tech.echoing.kuril"
   },
   "properties": {
-    "category": "",
-    "subcategory": "",
+    "category": "media",
+    "subcategory": "social-media",
     "content": "unknown",
-    "parentApp": "",
-    "risk": 1
+    "risk": 1,
+    "characteristics": "vulnerability,saas"
   }
 }
\ No newline at end of file
diff --git a/applications/984_千岛/signature.json b/applications/984_千岛/signature.json
index 1107258..011e74d 100644
--- a/applications/984_千岛/signature.json
+++ b/applications/984_千岛/signature.json
@@ -1,3 +1,71 @@
 {
-  "surrogates": []
-}
+  "surrogates": [
+    {
+      "name": "surrogate_1",
+      "description": "",
+      "signatures": [
+        {
+          "name": "984_千岛_common.server_fqdn",
+          "conditions": [
+            {
+              "attributeType": "string",
+              "description": "",
+              "attributeName": "common.server_fqdn",
+              "negate_option": false,
+              "items": [
+                {
+                  "item": "$api.qiandao.cn",
+                  "description": ""
+                },
+                {
+                  "item": "$ws.qiandao.cn",
+                  "description": ""
+                },
+                {
+                  "item": "$echotech.jobs.feishu.cn",
+                  "description": ""
+                },
+                {
+                  "item": "$cdn.qiandaoapp.com",
+                  "description": ""
+                },
+                {
+                  "item": "$treasure.qiandaocdn.com",
+                  "description": ""
+                },
+                {
+                  "item": "$api.qiandao.com",
+                  "description": ""
+                },
+                {
+                  "item": "$c.qiandao.cn",
+                  "description": ""
+                },
+                {
+                  "item": "$wiki.qiandao.cn",
+                  "description": ""
+                },
+                {
+                  "item": "$sensors-api.qiandao.cn",
+                  "description": ""
+                },
+                {
+                  "item": "$config-cdn.qiandaoapp.com",
+                  "description": ""
+                },
+                {
+                  "item": "$m.qiandaoapp.com",
+                  "description": ""
+                },
+                {
+                  "item": "$www.qiandaoapp.com",
+                  "description": ""
+                }
+              ]
+            }
+          ]
+        }
+      ]
+    }
+  ]
+}
\ No newline at end of file