diff --git a/common/subtitle-reader/subtitle-reader.ts b/common/subtitle-reader/subtitle-reader.ts
index 6d28a86ea..beabcb0bc 100755
--- a/common/subtitle-reader/subtitle-reader.ts
+++ b/common/subtitle-reader/subtitle-reader.ts
@@ -3,6 +3,7 @@ import SrtParser from '@qgustavor/srt-parser';
 import { WebVTT } from 'vtt.js';
 import { XMLParser } from 'fast-xml-parser';
 import { SubtitleHtml, SubtitleTextImage, Token, Tokenization } from '@project/common';
+import * as OpenCC from 'opencc-js';
 
 const vttClassRegex = /<(\/)?c(\.[^>]*)?>/g;
 const assNewLineRegex = RegExp(/\\[nN]/, 'ig');
@@ -113,6 +114,11 @@ export default class SubtitleReader {
             }
         }
 
+        const converter = OpenCC.Converter({ from: "tw", to: "cn" })
+        for (const node of allNodes) {
+            node.text = converter(node.text);
+        }
+
         return allNodes;
     }
 
diff --git a/extension/package.json b/extension/package.json
index 1039f6051..618538df3 100755
--- a/extension/package.json
+++ b/extension/package.json
@@ -35,6 +35,7 @@
         "i18next": "^25.3.2",
         "m3u8-parser": "^7.2.0",
         "mpd-parser": "^1.3.1",
+        "opencc-js": "^1.0.5",
         "react": "^19.1.0",
         "react-dom": "^19.1.0",
         "react-i18next": "^15.6.1",
@@ -45,6 +46,7 @@
     },
     "devDependencies": {
         "@types/jest": "^30.0.0",
+        "@types/opencc-js": "^1.0.3",
         "@wxt-dev/module-react": "^1.1.5",
         "jest": "^30.0.5",
         "ts-jest": "^29.4.0",
diff --git a/yarn.lock b/yarn.lock
index 357248ed4..33cde70e3 100755
--- a/yarn.lock
+++ b/yarn.lock
@@ -3846,6 +3846,7 @@ __metadata:
     "@types/chrome": ^0.1.37
     "@types/dom-mediacapture-record": ^1.0.22
     "@types/jest": ^30.0.0
+    "@types/opencc-js": ^1.0.3
     "@types/react": ^19.1.8
     "@types/react-dom": ^19.1.6
     "@types/semver": ^7.7.0
@@ -3855,6 +3856,7 @@ __metadata:
     jest: ^30.0.5
     m3u8-parser: ^7.2.0
     mpd-parser: ^1.3.1
+    opencc-js: ^1.0.5
     react: ^19.1.0
     react-dom: ^19.1.0
     react-i18next: ^15.6.1
@@ -4590,6 +4592,13 @@ __metadata:
   languageName: node
   linkType: hard
 
+"@types/opencc-js@npm:^1.0.3":
+  version: 1.0.3
+  resolution: "@types/opencc-js@npm:1.0.3"
+  checksum: 3cc08b83e933d79783c3a50f5d99c6256b86db45a024aad9fe2a9cc78720dcad680a6a6e7562ec4260ed5de7c7c475a3cafef2f688356317fdc3be988a172209
+  languageName: node
+  linkType: hard
+
 "@types/parse-json@npm:^4.0.0":
   version: 4.0.2
   resolution: "@types/parse-json@npm:4.0.2"
@@ -12482,6 +12491,13 @@ __metadata:
   languageName: node
   linkType: hard
 
+"opencc-js@npm:^1.0.5":
+  version: 1.0.5
+  resolution: "opencc-js@npm:1.0.5"
+  checksum: 584066299dbaced2a22ecfe5b15095613f03692a6f6180ae41209ae838a0574a3b30b30f984fa902a5d8b6644ddddc31cb3d5afee2a2d8031a13a58a12fa0d37
+  languageName: node
+  linkType: hard
+
 "optionator@npm:^0.9.3":
   version: 0.9.3
   resolution: "optionator@npm:0.9.3"