Zhejiang Tangsem Network Technology Co., Ltd.

Address: 4th. Floor, #2 Building, #288 Fazhan Ave., Tongxiang, China

Phone: +86-158-5837-6917

Website: www.tangsemtech.com

Email: service@tangsemtech.com

QQ: 11166303   

QQ: 542116333 

Skype: tangsemtech