Position:Home  >> Customer service
Fault management
    Once our products go wrong in application, we promise to reach locale as soon as
 possible or offer distant services of maintenance and exchange.
Technique guarantee
    Except for services of Beijing ZhengRong, Beijing optic fiber technique support
 center has come into existence answering for the spirit of China telecom general
 office. The organization is composed by professional personnel with rich experiences,
 who offer domestic technique guarantee.
Technology update
    Once our products have update, we will offer our customers free update and version
 upgrade of the Software, we offer corresponding training as well.
Other measures
    We set user surveillance phone and free 800 service phone to give satisfactory reply
 to users’ requirements. At the same time, research of the product application
 situation is carried out every half a year, which is mean to solve users’
 difficulties.
Training item
    Training arrangement: the training location is currently set in Beijing. The
 training includes primary training on software and hardware to maintenance and
 operation personnel, and pre-training to the personnel who will attend the training
 abroad.