No.2 Tuanjiehu North Road, Chaoyang District

Beijing Bodian Optical Technology Co., Ltd. has had a strong technical group and rich experience in optical filters for over 30 years. There are also advanced automatically operated coaters, high perf...

No.8 Beifengwo, Haidian

BTMD was established in March 2001, headquarter and factory all located in Beijing. The registered capital is 15 million RMB. our comany is an intergrated comany specialized in anti-terrorist product&...