Nanjing April Electro-Optics Ltd. founded in 2012, is specialized in high-precision cold processing of crystal materials, with sapphire, quartz and optical glass as raw materials. Core products including window, lens, crystal rod, prism, ball, filter, cylindrical mirror, ball cover, and so forth. 

With ISO9001:2015 quality certification system, our company has a professional research team engaged in the development and design and a group of production experience, sophisticated technology, skilled optical production technology workers, using the Swiss optical cold processing production line, the use of numerical control technology and high-precision mechanical and chemical polishing technology, the implementation of the whole process quality control. It is widely used in laser, infrared, photoelectric instruments, measuring instruments, aerospace, beauty instruments and other high-tech fields, mainly sold to Asia, Europe and other markets.