Tel: 010-62330871 (Maintenance Department)
010-62321181 (Finance Department)
010-62322149 (Equipment Technology Department)
010-61281460 010-61288020 (Sales)
Fax: 010-62398501
QQ: 875962592 1203518858
Address: 28-9 Xueqing Road, Haidian District, Beijing