diff --git a/applications/977_叫叫绘本/meta.json b/applications/977_叫叫绘本/meta.json
index b99875d..0bbf4f2 100644
--- a/applications/977_叫叫绘本/meta.json
+++ b/applications/977_叫叫绘本/meta.json
@@ -1,18 +1,18 @@
 {
-  "id": "2dc58f3a-11a0-4d4c-950c-462c35576acc",
+  "id": "5e3f86c5-e7a5-964f-6345-8bb6c1afbc2a",
   "name": "977_叫叫绘本",
   "longName": "977_叫叫绘本",
-  "developer": "",
-  "website": "",
+  "developer": "成都书声科技有限公司",
+  "website": "https://cdssylkj.com/",
   "packageName": {
-    "android": "",
-    "ios": ""
+    "android": "com.jojoread.huiben",
+    "ios": "com.jojoread.huiben"
   },
   "properties": {
-    "category": "",
-    "subcategory": "",
+    "category": "media",
+    "subcategory": "social-media",
     "content": "unknown",
-    "parentApp": "",
-    "risk": 1
+    "risk": 1,
+    "characteristics": "vulnerability,widely-used"
   }
 }
\ No newline at end of file
diff --git a/applications/977_叫叫绘本/signature.json b/applications/977_叫叫绘本/signature.json
index 1107258..209f173 100644
--- a/applications/977_叫叫绘本/signature.json
+++ b/applications/977_叫叫绘本/signature.json
@@ -1,3 +1,59 @@
 {
-  "surrogates": []
-}
+  "surrogates": [
+    {
+      "name": "surrogate_1",
+      "description": "",
+      "signatures": [
+        {
+          "name": "977_叫叫绘本_common.server_fqdn",
+          "conditions": [
+            {
+              "attributeType": "string",
+              "description": "",
+              "attributeName": "common.server_fqdn",
+              "negate_option": false,
+              "items": [
+                {
+                  "item": "$jojopublic.tinman.cn",
+                  "description": ""
+                },
+                {
+                  "item": "$jojopublic.jojoread.com",
+                  "description": ""
+                },
+                {
+                  "item": "$api.tinman.cn",
+                  "description": ""
+                },
+                {
+                  "item": "$sensors.tinman.cn",
+                  "description": ""
+                },
+                {
+                  "item": "$cloud-api.ellabook.cn",
+                  "description": ""
+                },
+                {
+                  "item": "$jojosz.tinman.cn",
+                  "description": ""
+                },
+                {
+                  "item": "$bs.tinman.cn",
+                  "description": ""
+                },
+                {
+                  "item": "$design.tinman.cn",
+                  "description": ""
+                },
+                {
+                  "item": "$uc-api.tinman.cn",
+                  "description": ""
+                }
+              ]
+            }
+          ]
+        }
+      ]
+    }
+  ]
+}
\ No newline at end of file