Chongqing Yulintao Technology Co., Ltd. is a professional manufacturer and trading company based in Chongqing, China, specializing in high-precision optical glass and components. While the current corporate entity was established in 2015, the company draws on a legacy of expertise dating back to the early 1980s, representing over 30 years of experience in the optical industry. The company operates a modern factory focused on optical design and advanced coating technologies, maintaining a workforce of 11 to 50 employees and achieving an annual revenue between US$1 million and US$2.5 million.
Chongqing Yuanzhong Proximal Optical Technology Co., Ltd is a contract manufacturer of advanced optical lenses, specializing in progressive multifocal lenses. Established in Tianjin in 2012 with a registered capital of USD 5 million and an initial workforce of 50-70 employees, the company relocated its factory to the Fengjie County Eco-Industrial Park in Chongqing in 2018. The company focuses on the research, development, and production of innovative eyewear solutions, particularly progressive multifocal lenses designed to eliminate blind spots, enhance wearer comfort, improve adaptation, and provide a wider field of vision. Their product range includes specialized lenses such as student myopia control lenses, anti-fatigue lenses for office workers, "three-in-one" lenses for presbyopia and myopia, and smart presbyopic glasses. They also offer curved progressive lenses, curved progressive reading glasses, and curved progressive semi-finished products. With a factory and a team of 51-100 employees, Chongqing Yuanzhong Proximal Optical Technology Co., Ltd is committed to leading the industry in design and technology for optical products.