Zhejiang Crystal-OpTech Co., Ltd is principally engaged in the manufacture, processing and sale of optoelectronic components. The Company's major products include optical low-pass filters, infrared cut filters and assemblies, cooling plates, optical diaphragms and optical low-pass filters for digital single lens reflex. The Company鈥檚 products are mainly used in image and vision field, including digital cameras, mobile phone video cameras, surveillance systems and projectors. The Company distributes its products within the domestic market and to overseas markets.

Zhejiang Crystal-Optech Co., Ltd. is  a national level High-Tech enterprise, founded on Aug.2 ,2002 .Crystal –Optech  former ZHEJIANG QUARTZ CRYSTAL OPTOELECTRONIC TECHNOLOGY CO., LTD (ZQCOT) was founded on 21st December, 2006, and listed  on the  SME board in the Shenzhen Stock Exchange (Stock Code : 002273) on 19th September,2008. Crystal –Optech  is a well-known local manufacturer of  optoelectronic component specialized in the research, production and marketing of  precision film  optics.

Our main  products are OLPF and IR cut filter which are core components of digital  camera ,mobile phone camera  & other digital  camera system. Both products sales volume ranks on the top of the world. Crystal –Optech  is  the main supplier  of world well-known companies  and leading companies of  digital  and telecom  industry, and has become a sci-tech listed  company  that owns high-efficient  management team ,sufficient  human resource ,  steady strategic alliance, globalization  transnational  management.