diff --git a/src/views/mes/index.vue b/src/views/mes/index.vue
index 4cfe958..37e213b 100644
--- a/src/views/mes/index.vue
+++ b/src/views/mes/index.vue
@@ -311,23 +311,29 @@ function startScanner() {
 
   wsClient.value.on('message', (data) => {
     // 服务端返回的 data 可能为字符串或对象
-    const code = typeof data === 'string' ? data : data.sn
-    if (!code) return
+    const raw = typeof data === 'string' ? data : data.sn
+    if (!raw) return
 
+    // 用分号分割成数组，取第一个值匹配
+    const codes = raw.split(';').map(s => s.trim()).filter(Boolean)
+    if (codes.length === 0) return
+
+    // 只取第一个码进行匹配
+    const code = codes[0]
     const type = classifyCode(code)
     switch (type) {
       case 'A':
         form.snCode = code
         form.serialNumber = code
-        ElMessage.success(`识别到A码（SN码）: ${code}`)
+        // ElMessage.success(`识别到A码（SN码）: ${code}`)
         break
       case 'B':
         bCode.value = code
-        ElMessage.success(`识别到B码: ${code}`)
+        // ElMessage.success(`识别到B码: ${code}`)
         break
       case 'C':
         cCode.value = code
-        ElMessage.success(`识别到C码: ${code}`)
+        // ElMessage.success(`识别到C码: ${code}`)
         break
       case 'IGNORE':
         // 620 开头的码忽略