Contact Us

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

    Sales hotline: +86-755-83476931

    Tel:+86-755-83475365,  83476365

    Fax:+86-755-83475106

    QQ: 2850708888(Business), 928691453(Sales)

    Web:www.grand-comm.com

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

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