diff --git a/ui/components/ChatWindow.tsx b/ui/components/ChatWindow.tsx
index 8e18b03..95a81e8 100644
--- a/ui/components/ChatWindow.tsx
+++ b/ui/components/ChatWindow.tsx
@@ -429,7 +429,7 @@ const ChatWindow = ({id}: { id?: string }) => {
           setUserId(storedUserId);
           console.debug('Using existing user ID:', storedUserId);
         } else {
-          const newUserId = new Mcid().generate().toString(); // 转换为字符串
+          const newUserId = new Mcid().generate().toString();
 
           localStorage.setItem('userId', newUserId);
           setUserId(newUserId);
diff --git a/ui/lib/mcid.ts b/ui/lib/mcid.ts
index 1a0d0d3..77d7f65 100644
--- a/ui/lib/mcid.ts
+++ b/ui/lib/mcid.ts
@@ -30,9 +30,7 @@ export class Mcid {
     this.lastTimestamp = now;
 
     return (
-      (now * 0x1000) +      // 时间戳左移 12 位
-      (this.machineId * 16) + // 机器 ID 左移 4 位
-      this.sequence          // 序列号
+      (now * 0x1000) + (this.machineId * 16) + this.sequence
     );
   }
 }