zentao/extension/max/install/ext/model/hook/grantpriv.bizext.php

<?php
if($this->app->clientLang == 'en')
{
    $enDataFile = $this->app->getAppRoot() . 'db' . DS . 'en.sql';
    if(file_exists($enDataFile))
    {
        $enData = file_get_contents($enDataFile);
        $enData = str_replace('`zt_', $this->config->db->name . '.`zt_', $enData);
        $enData = str_replace('zt_',  $this->config->db->prefix, $enData);
        $this->dbh->exec($enData);
    }
}