Yuyao Yuzhong Optical Instrument Co., Ltd. is a high-tech enterprise integrating R & D, production, sales and service of optical instruments.The company adheres to the rigorous and sincere design concept. Main: astronomical telescopes, custom cnc machining, eyepieces and optical instrument accessories. The company adheres to the rigorous and sincere design concept. Main: astronomical telescopes, digital lenses, eyepieces and optical instrument accessories.