Zhiyi Specialty Chemicals Co., Ltd. has been dedicated to anti-aging additives for 23 years, specializing in the research and development, production and sales of polymer weathering resistance additives. Zhiyi is a "national high-tech enterprise" and "Guangdong specialized and new enterprise". The products cover three series of antioxidants, UV absorbers, and light stabilizers, which are widely used in the fields of polyurethane, plastics, rubbers, resins, and coatings, etc. Zhiyi has two production bases in Nanxiong, Guangdong, and Lanzhou, Gansu, and three R&D centers in Nanxiong, Qingdao, and Lanzhou. It is also equipped with complete testing equipment to provide customers with comprehensive anti-aging solutions.