Founded in 2001, Zhiyi Specialty Chemicals Co., Ltd has been dedicating to additive field for 20 years. We are committed to the R&D, production and sales of polymer weathering resistance additives, which are widely used in plastics, rubbers, rosin and resins, coating and inks, adhesives and other polymer materials. In 2007, Zhiyi established a modern fine chemical production base in Nanxiong, Guangdong, with annual capacity over 10,000 mt, is a National High-tech Enterprise" and "Guangdong Specialized and New Enterprise". In 2020, a new production base begun construction in Lanzhou, Gansuwith annual production capacity over 25,000 mt, which can meet the growing demand of domestic and foreign markets. Zhiyi has ISO9001 and ISO14001 certificated, and some products SGS, REACH, K-REACH registered. Zhiyi adheres to scientific management and strictly controls R&D, procurement, production, and quality inspection in accordance with the requirements of the management system. Guided by the market and relying on technology, Zhiyi has established the "Polymer Stabilizer Engineering Technology Research and Development Center", carried out technical cooperation with a number of scientific research institutes and colleges, gave full play to the collaborative advantages of production, learning and research, continued to be committed to product innovation and process improvement, enriched and optimized the product system, and provided customers with comprehensive anti-aging solutions.