diff --git a/applications/873_小谷地球卫星地图_20240903/meta.json b/applications/873_小谷地球卫星地图_20240903/meta.json
index 8878909..6365a8f 100644
--- a/applications/873_小谷地球卫星地图_20240903/meta.json
+++ b/applications/873_小谷地球卫星地图_20240903/meta.json
@@ -1,18 +1,17 @@
 {
-  "id": "8b5d89e3-745c-470d-b9b3-b14fae2ac0a1",
+  "id": "34faf620-6d97-f741-e0e5-44f075ada8ec",
   "name": "873_小谷地球卫星地图_20240903",
   "longName": "873_小谷地球卫星地图_20240903",
-  "developer": "",
+  "developer": "长沙春觉信息科技有限公司",
   "website": "",
   "packageName": {
-    "android": "",
-    "ios": ""
+    "android": "com.cjkj.earth"
   },
   "properties": {
-    "category": "",
-    "subcategory": "",
+    "category": "general-internet",
+    "subcategory": "internet-utility",
     "content": "unknown",
-    "parentApp": "",
-    "risk": 1
+    "risk": 1,
+    "characteristics": "vulnerability"
   }
 }
\ No newline at end of file
diff --git a/applications/873_小谷地球卫星地图_20240903/signature.json b/applications/873_小谷地球卫星地图_20240903/signature.json
index 1107258..0ef3631 100644
--- a/applications/873_小谷地球卫星地图_20240903/signature.json
+++ b/applications/873_小谷地球卫星地图_20240903/signature.json
@@ -1,3 +1,47 @@
 {
-  "surrogates": []
-}
+  "surrogates": [
+    {
+      "name": "surrogate_1",
+      "description": "",
+      "signatures": [
+        {
+          "name": "873_小谷地球卫星地图_fqdn_20240903",
+          "conditions": [
+            {
+              "attributeType": "string",
+              "description": "",
+              "attributeName": "common.server_fqdn",
+              "negate_option": false,
+              "items": [
+                {
+                  "item": "$t0.tianditu.gov.cn",
+                  "description": ""
+                },
+                {
+                  "item": "$cjapp.cjkj.ink",
+                  "description": ""
+                },
+                {
+                  "item": "$worldwind26.arc.nasa.gov",
+                  "description": ""
+                },
+                {
+                  "item": "$cache.cjtecc.cn",
+                  "description": ""
+                },
+                {
+                  "item": "$earth.cscjapp.cn",
+                  "description": ""
+                },
+                {
+                  "item": "$base.cscjapp.cn",
+                  "description": ""
+                }
+              ]
+            }
+          ]
+        }
+      ]
+    }
+  ]
+}
\ No newline at end of file