the requirement of the product manager is that some routes are tracked by Yumeng An account, and some routes are tracked by Yumeng B account. 
 the project is a vue single-page application, automatic tracking has been turned off, and the account is tracked manually according to the route. 
index.html
<script type="text/javascript">
  /**/var _czc = _czc || [];_czc.push(["_setAutoPageView", false]);
</script>
<body>App.vue
watch: {
  "$route"() {
    //
    if(/.../.test(this.$route.path)) {
      _czc.push(["_setAccount", siteIdA])
    } else {
      _czc.push(["_setAccount", siteIdB])
    }
    let location = window.location
    let content_url = location.pathname + location.hash
    let referer_url = "/"
    _czc.push(["_trackPageview", content_url, referer_url])
  }
}now look at Youmeng"s backend data. AB accounts all have each other"s page path. Ask how to write 2 accounts
.