Guangzhou Yuan Jian Optical Instrument trading co.,ltd a brach of LangFang Far East Prosperous Optical Instrument Co.,Ltd, head office/factory locate at Langfang city,China was established in 1997. There are 4,500㎡ workshop, 800㎡ office area and 1,600㎡ complex building in factory. We are one of the strongest and largest optical instrument manufacturer in Norhern China.In passed more 20 years, we owning well experience in manufacturing and selling optical instrument and related product, such as Combined Table, Phoropter, Automatic phoropter, Automatic Refractometer/Keratometer, Automatic/Manual Lens Drilling machine, Lens Meter, Automatic Scanning Edging machine, Full Automactic Lens Edger,Manual Edger, Auto Chart Projector, LCD Visual Acuity Chart, PD Meter/The Near Visual Chart, Slit Lamp, Trial Lens Set, Ophtalmoscope/Retinoscope, Centering Position detector, Ultrasonic Cleaner, Lens Groover, Cutting machine, Polishing machine, Frame Heater, UV test/color machine, LED Distance Visual Acuity Charts, Dyeing machine, eyesware tools, optical instrument accessories.We expecting to help your to develop your business with our best service and excellent product quality.