We are specializing in the development and production of optical, mechanical and electrical hi-tech products. Our main products include: Binoculars, telescope, optical glass, riflescope, microscope, camera lens, optical and resin lens, etc. Now we are also engaged in opto-electronic products such as laser rangefinder, night vision device and communication cable. We sincerely welcome friends from all over the world to establish a wide range of cooperation.