Changchun Longqi Optical Instrument Co Ltd Is A...

my company processes the optical lens of high definition by production with medium, upscale lens, instrument, surface sphere mirror, flat pillar noodles mirror is main management direction private enterprise, many United States, Germany and soldier work product produce process. If needed ...

Telephone：86-431-85171016Address：Company Address:No286 Huoju Road High&New Technology Industry Developing Zone Changchun City, chang chun, ji lin, China