Nanjing April Electro-optics Co.,Ltd founded in 2012, specializing in high-precision cold processing of sapphire crystal materials; using sapphire, quartz, and optical glass as raw materials to produce high-precision optical components, including sapphire series and quartz series Optical glass series windows, lenses, crystal rods, prisms, balls, filters, cylindrical mirrors, , etc.The company has passed the ISO9001: 2015 quality certification system. It has a scientific research team specializing in development and design and a group of experienced production, skilled technical workers. Swiss optical cold processing production line was introduced in with numerical control technology and high-precision mechanical chemistry. It has been widely used in many high-tech fields. such as laser, infrared, photoelectric equipment, measuring instruments, aerospace, and beauty equipment. Mainly export to Asia, Europe and other markets.With the purpose of "quality first, customer first, pioneering and innovative", we provide customers with quality products and services.