What grade is Mao Yuanchang’s lens?

Mid-grade

Mao Yuanchang glasses belong to the mid-grade. Mao Yuanchang is a subsidiary of Mao Yuanchang Optical Co., Ltd. that produces, operates, processes and sells various types of myopia glasses, sunglasses, contact lenses, presbyopia Mirror brand. Hangzhou's century-old brand has been recognized as a well-known trademark in China by the State Administration for Industry and Commerce. Mao Yuanchang not only has the most advanced optometry and optical fitting equipment in China, but also has several senior optometrists and optometrists who are good at examining and fitting adult progressive lenses and various types of difficult vision.