Our main products are Hi-Nickel Alloy collection, Titanium Alloy collection,Aluminium-Magnesium Alloy collection and various functional plastic eyewear for sports.
Also,Cheng Yi has a big group of 100 professional designers and salespeople,who can provide our customers the best services efficiently.
 
 
Cheng Yi Optical (Xiamen) Co., Ltd. TEL:86-592-5516018ˇˇFAX:86-592-5516027 5516028 ˇˇ E-mail:chengyi@chengyi.com