zentao/extension/ipd/common/ext/lang/zh-cn/bizext.php

<?php
$lang->proVersion   = "";
$lang->bizName      = "企业版";
$lang->donate       = '';
$lang->try          = ' 试用';
$lang->expireDate   = "到期时间：%s";
$lang->forever      = "永久授权";
$lang->unlimited    = "不限人数";
$lang->licensedUser = "授权人数：%s";

$lang->noticeLimited = "<div style='float:left;color:red' id='userLimited'>已经超出专业版授权人数限制。请联系：4006-8899-23，或者删除用户。</div>";