Purchase Qty. Reference FOB Price
50-499 Pieces US$2.00
500-4,999 Pieces US$1.00
5,000+ Pieces US$0.50
Product Description
About us: ShenZhen Hengda Liyuan Optoelectronics Co., Ltd. is a professional technology-based enterprise engaged in optical coating production. We established a technology research and development team which lead by lots of senior optical coating technicians. We are the fist domestic company ...