diff --git a/applications/214_小红书_20240809/meta.json b/applications/214_小红书_20240809/meta.json
index 6f6803c..b48307c 100644
--- a/applications/214_小红书_20240809/meta.json
+++ b/applications/214_小红书_20240809/meta.json
@@ -1,18 +1,18 @@
 {
-  "id": "a85e748d-a16b-45a9-82f4-9cc28744abaf",
+  "id": "868834d0-986d-54e8-c177-929ebb543c25",
   "name": "214_小红书_20240809",
   "longName": "214_小红书_20240809",
-  "developer": "",
-  "website": "",
+  "developer": "行吟信息科技（上海）有限公司",
+  "website": "https://www.xiaohongshu.com/",
   "packageName": {
-    "android": "",
-    "ios": ""
+    "android": "com.xingin.xhs ",
+    "ios": "com.xingin.discover"
   },
   "properties": {
-    "category": "",
-    "subcategory": "",
+    "category": "general-internet",
+    "subcategory": "internet-utility",
     "content": "unknown",
-    "parentApp": "",
-    "risk": 1
+    "risk": 1,
+    "characteristics": ""
   }
 }
\ No newline at end of file
diff --git a/applications/214_小红书_20240809/signature.json b/applications/214_小红书_20240809/signature.json
index 1107258..fc5d215 100644
--- a/applications/214_小红书_20240809/signature.json
+++ b/applications/214_小红书_20240809/signature.json
@@ -1,3 +1,255 @@
 {
-  "surrogates": []
-}
+  "surrogates": [
+    {
+      "name": "surrogate_1",
+      "description": "",
+      "signatures": [
+        {
+          "name": "214_小红书_fqdn_20240809",
+          "description": "",
+          "conditions": [
+            {
+              "attributeType": "string",
+              "description": "",
+              "attributeName": "common.server_fqdn",
+              "negate_option": false,
+              "items": [
+                {
+                  "item": "$t3.xiaohongshu.com",
+                  "description": ""
+                },
+                {
+                  "item": "$hey-img-qc.xhscdn.com",
+                  "description": ""
+                },
+                {
+                  "item": "$www.xiaohongshu.com",
+                  "description": ""
+                },
+                {
+                  "item": "$t2-json.xiaohongshu.com",
+                  "description": ""
+                },
+                {
+                  "item": "$referee.xiaohongshu.com",
+                  "description": ""
+                },
+                {
+                  "item": "$xhslive-video.xhscdn.com",
+                  "description": ""
+                },
+                {
+                  "item": "$sns-video-hw.xhscdn.com",
+                  "description": ""
+                },
+                {
+                  "item": "$spider-tracker.xiaohongshu.com",
+                  "description": ""
+                },
+                {
+                  "item": "$pages.xiaohongshu.com",
+                  "description": ""
+                },
+                {
+                  "item": "*.xhscdn.com",
+                  "description": ""
+                },
+                {
+                  "item": "$sns-video-al.xhscdn.com",
+                  "description": ""
+                },
+                {
+                  "item": "$fe-static.xhscdn.com",
+                  "description": ""
+                },
+                {
+                  "item": "$live-play.xhscdn.com",
+                  "description": ""
+                },
+                {
+                  "item": "$dc.xhscdn.com",
+                  "description": ""
+                },
+                {
+                  "item": "$sns-img-hw.xhscdn.net",
+                  "description": ""
+                },
+                {
+                  "item": "$qimg.xiaohongshu.com",
+                  "description": ""
+                },
+                {
+                  "item": "$t2.xiaohongshu.com",
+                  "description": ""
+                },
+                {
+                  "item": "$as.xiaohongshu.com",
+                  "description": ""
+                },
+                {
+                  "item": "$live-source-play.xhscdn.com",
+                  "description": ""
+                },
+                {
+                  "item": "$hey-video-qn.xhscdn.com",
+                  "description": ""
+                },
+                {
+                  "item": "$ci.xiaohongshu.com",
+                  "description": ""
+                },
+                {
+                  "item": "$apppush-sh5.xiaohongshu.com",
+                  "description": ""
+                },
+                {
+                  "item": "$edith.xiaohongshu.com",
+                  "description": ""
+                },
+                {
+                  "item": "$rn-resource-app.xiaohongshu.com",
+                  "description": ""
+                },
+                {
+                  "item": "$edith-seb.xiaohongshu.com",
+                  "description": ""
+                },
+                {
+                  "item": "$sns-video-bd.xhscdn.com",
+                  "description": ""
+                },
+                {
+                  "item": "$sns-img-bd.xhscdn.com",
+                  "description": ""
+                },
+                {
+                  "item": "$crash.xiaohongshu.com",
+                  "description": ""
+                },
+                {
+                  "item": "$apm-fe.xiaohongshu.com",
+                  "description": ""
+                },
+                {
+                  "item": "$sns-img-qc.xhscdn.com",
+                  "description": ""
+                },
+                {
+                  "item": "$lng.xiaohongshu.com",
+                  "description": ""
+                },
+                {
+                  "item": "$picasso-static.xiaohongshu.com",
+                  "description": ""
+                },
+                {
+                  "item": "*.xiaohongshu.com",
+                  "description": ""
+                },
+                {
+                  "item": "$xhslive-image.xhscdn.com",
+                  "description": ""
+                },
+                {
+                  "item": "$gslb.xiaohongshu.com",
+                  "description": ""
+                },
+                {
+                  "item": "$fe.xiaohongshu.com",
+                  "description": ""
+                },
+                {
+                  "item": "$flash.xiaohongshu.com",
+                  "description": ""
+                },
+                {
+                  "item": "$sns-img-qn.xhscdn.com",
+                  "description": ""
+                },
+                {
+                  "item": "$new-sentry-relay.xiaohongshu.com",
+                  "description": ""
+                },
+                {
+                  "item": "$sns-video-qc.xhscdn.com",
+                  "description": ""
+                },
+                {
+                  "item": "$sns-avatar-qc.xhscdn.com",
+                  "description": ""
+                },
+                {
+                  "item": "$apm-native.xiaohongshu.com",
+                  "description": ""
+                },
+                {
+                  "item": "$fe-video-qc.xhscdn.com",
+                  "description": ""
+                },
+                {
+                  "item": "$fe-img-qc.xhscdn.com",
+                  "description": ""
+                }
+              ]
+            }
+          ]
+        }
+      ]
+    },
+    {
+      "name": "surrogate_2",
+      "description": "",
+      "signatures": [
+        {
+          "name": "214_小红书_tcppayload_20240809",
+          "description": "",
+          "conditions": [
+            {
+              "attributeType": "string",
+              "description": "",
+              "attributeName": "tcp.payload.c2s_first_data",
+              "negate_option": false,
+              "items": [
+                {
+                  "exprType": "and",
+                  "item": "060000000d000000ff000000",
+                  "description": ""
+                },
+                {
+                  "exprType": "and",
+                  "item": "060000000d100000ff000000",
+                  "description": ""
+                }
+              ]
+            }
+          ]
+        }
+      ]
+    },
+    {
+      "name": "surrogate_3",
+      "description": "",
+      "signatures": [
+        {
+          "name": "214_小红书_udppayload_20240809",
+          "description": "",
+          "conditions": [
+            {
+              "attributeType": "string",
+              "description": "",
+              "attributeName": "udp.payload.c2s_first_data",
+              "negate_option": false,
+              "items": [
+                {
+                  "exprType": "and",
+                  "item": "2e7869616f686f6e677368752e636f6d",
+                  "description": ""
+                }
+              ]
+            }
+          ]
+        }
+      ]
+    }
+  ]
+}
\ No newline at end of file