Add: Room 310, software center, Weishui Road NO 2,YanShan University Science & Technology Park,  Economy & Technology Development Zone,Qinhuangdao City,Hebei Province,China

Contact person: Ms Makayla Lee

E-mail:makayla@ctt-security.com

T: +86 335 836 2025

Fax:+86 335 836 2025

Mobile: +86 187 3357 9944