GiAi Photonics Co.,Ltd specialize in optical components, optical electromechanical system of R&D processing, concentrate on ZnSe, silicon, germanium infrared lens, optical filter production and sales. Products are widely used in high-precision pecision optical equipment, photographic equipment, machine vision and other fields. There are 2 factories with more than 300 staffs. We are trying our best to meet the customers' R&D and supply of all kinds of optical components.