Maochang Glasses is a well-known eyewear brand founded in 1923, affiliated to Shanghai Sanlian (Group) Co., Ltd. Maochang Glasses. Maochang Glasses is famous for its exquisite optometry and grinding technology. It not only carries forward the traditional skills, but also continuously upgrades new technologies in the professional field. Its professional and technical level of fitting is always at the forefront of the industry. As a pioneer in technological innovation in the eyewear industry, Maochang Glasses has a number of lens patents, such as progressive multifocal lenses for teenagers, and is the first in the country to introduce internationally advanced eyewear technology and equipment.