售后服务：
1、质保1年
Warranty for one year.
2、系统故障时, 有办事处城市, 1-4小时内到现场，没有办事处的城市24小时内到现场
When system have problem，We will in 1-4 hours arrive if we have office beside thecity , We will in 24 hours arrive if we have no office beside the city
3、VIP客户服务原则－专业人员驻厂服务
Big customer we will have professor staff work in customerfactory to do the service
