Anhui ChangGeng Optics Technology Company Limited (Venus Optics) is a new Chinese camera lens manufacturer based in Hefei, Anhui. We currently manufacture and distribute camera lenses under the brand name of ‘Laowa’.

Anhui Changgeng Optics Technology Co., Ltd. was established in 2013, located at the  important national base for science and education Hefei city, Anhui Province, China. It is a new lens manufacturer started by a group of macro photography enthusiasts who design and create their own macro photography lenses. We look forward to creating a number of practical, distinctive, high cost-performance photographic products with our persistence and dedication to photography career. But as a professional optical products manufacturer, Changgeng Optics devotes itself to lens manufacturing, R&D and sales.

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