Changsha Rong Sheng optical technology Co., Ltd  

Address:Room 311,Business building,Hunan University Science Park,NO.186,GuYuan Road,Hi-Tech Development Zone,ChangSha City ,China

TEL     :+86 731 8979 3990

Mob     :+86 138 7499 4800

Web     :www.rsoptics.com

Email   :rsoptics@163.com

Q      Q182 980 8329

SKYPE   : zhouwei-007

 

 

Copyright Changsha Rongsheng Optical Technology Co., Ltd.
Phone:0731-89793990 Address:186 Valley Road, High-Tech Development Zone, Changsha Court