Constar Technology Group — A Leading Chinese Manufacturer of Contact Lenses & Eye Care Products Founded in 1984 and headquartered in Baiyin High-Tech Industrial Development Zone, Gansu Province, Constar Technology Group is a diversified and technology-driven enterprise specialising in the R&D, production, sales, and service of contact lenses and related eye care products. As a National High-Tech Enterprise, the group owns eight subsidiaries, including Constar Contact Lenses Co., Ltd., Constar Vision Contact Lenses Co., Ltd., Tiahou Optical Technology Co., Ltd., and others, covering optics manufacturing, eye health services, precision injection molding, engineering, and retail. With 41 years of expertise in the eyewear industry, Constar is committed to providing global partners with reliable supply chain, warehousing, logistics, and packaging one-stop solutions, as well as high-quality, comfortable, and trusted products to consumers worldwide. Its diversified product lines include clear and colored contact lenses, multi-purpose lens care solutions, and eye wash liquids, catering to various customer needs across over 40 countries on four continents. As one of China’s largest OEM/ODM manufacturers of colored contact lenses, Constar operates six modern production plants, including Constar Technology Group Co., Ltd., Constar Vision Contact Lenses Co., Ltd., Tiahou Optical Technology Co., Ltd., Hunan Liangguo Technology Co., Ltd., Hunan Hyperming Technology Co., Ltd., and Hunan Dofree Optical Technology Co., Ltd. Currently, its two major production bases cover a full range of daily, monthly, half-yearly, and yearly disposable contact lenses. The Hunan production site, covering 105 acres, began construction in 2018. In 2022, Constar Vision Medical Device Industrial Park started construction on 258 acres in Gansu, featuring multiple 4th-generation fully automated intelligent production lines, aiming to become an international smart contact lens factory. By the end of 2024, total production capacity will reach 1 billion contact lenses annually. Upon full completion by 2027, Constar expects to achieve an annual output of 1.8 billion contact lenses, 300 million bottles of lens care solution, and 300 million bottles of eye wash liquid. Constar – Innovating Vision, Serving the World.