We were founded in 1988 by Mr. Hanry Wang, the current president, who majored in Chemistry and has devoted himself to producing lenses, including Sun lenses, Aspheric reading lenses, safety lenses, Ph...

3/F,Building D2,No.66 Hesui Industrial Avenue,Dongfeng Town

Koray Opto-electronic Co. Ltd., its predecessor Ruixian Electronics established in 2004. Has been committed to the research and development of green lighting products, production, sales. Has more than...

NO.28,Shachang Road,Yagang Village,Baiyun District,Guangzhou City

Guangzhou Pin Yuan Performance Equipment Manufacturing Co., Ltd. is a manufacturer of Performance Equipment with well-equipped testing facilities and strong technical force. With a wide range, good qu...