(Office) address: Xiqing District Science and Technology Park Phase A45 blue ocean floor

transportation: Metro Line 3 University Industrial Zone

market Tel: 18902176797

purchase Tel: 18902196797

Fax: 022-59908260

QQ1: 26305867 

QQ2: 2841957972 

e-mail: tianjindarong@163. Com

address: www.darongchina.cn