Copyright © 2003-2014 All Rights Reserved.

Address: 9/F, Tower A, Cyber Times Building, Tian An Cyber Park, Futian, Shenzhen, 518041, China

Sales Hotline: +86-755-8347 6931

TEL: +86-755-8347 5365,  8347 6365

FAX: +86-755-8347 5106

QQ: 2850708888(Business), 928691453(Sales)

Sales E-mail: sales@grand-comm.com

Service E-mail: support@grand-comm.com

ＱＱ WeChat weibo