High quality construction and satisfied after-sales service

Ⅰ. All clients enjoy one year guarantee service for free; we offer staff of engineering department free training and explain all questions from clients at any time. After guarantee period, the two parties sign EI contract.
Ⅱ. The company offers 24-hour maintenance service and sends technician to solve malfunction in 12 hours in downtown area and in 24-48 hours in other places. We persist in “taking clients as the first and taking users as the paramount” when administrates after-sales service. 
Ⅲ. The maintenance personnel will finish maintenance as quickly as possible and reduce client’s damage and inconvenience.  
Ⅳ. The maintenance personnel will finish maintenance according to technical requirement strictly; answer client’s questions in detail and offer clients several ways for solving problem actively.
Ⅴ. The staff will obey every regulations and rules with civilized manipulation to maintain image of company and clients.
Ⅵ. The staff will visit client and accept opinions and suggestions from clients; enhance maintenance service quality constantly.