Founded in Nanjing in 2007, Nanjing Lanya Chemical develops and manufactures fine chemicals, with a particular focus on organosilicon compounds and acetylacetone derivatives. Its production base in Hubei is supported by an R&D center in Nanjing and warehouses and application-support centers in Germany, the United States, and South Korea, giving the company an unusually international supply and technical-service footprint. Lanya holds ISO 9001 and ISO 14001 certifications and reports that nearly 8% of sales revenue goes into research and development.
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EcoVadis Gold Medal
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Hangzhou Ruijiang Chemical Co., LtdEstablished in 1999 in Hangzhou, Hangzhou Ruijiang Chemical Co., Ltd., operating under the RUISIL brand, develops silicone materials and chemical solutions for industrial applications. The technology-focused company has more than 30 technical R&D and testing staff, collaborates with Zhejiang University and Hangzhou Normal University, and supports customers through application research and customized development. Its production network includes a wholly owned 56,000-square-meter plant in Jiande, while batch testing and retained samples underpin its quality-control system.New York, NY
LANXESSHeadquartered in Cologne, LANXESS is a global specialty chemicals company that develops, manufactures and sells plastics, specialty chemicals and intermediates. Its Saltigo subsidiary handles custom chemical manufacturing from process scouting through pilot production and full-scale manufacture, with German production sites in Leverkusen and Dormagen. LANXESS operates with about 11,500 employees across 32 countries, while Saltigo’s production follows ISO 9001, ISO 14001 and ISO 50001 standards.PITTSBURGH, PA
United Chemical Technologies (UCT)Founded in Horsham, Pennsylvania, in 1986, United Chemical Technologies (UCT) has spent four decades building analytical chemistry products for laboratories worldwide. The company began with solid-phase extraction sorbents and grew into a vertically integrated manufacturer of organosilane chemicals and sample-preparation materials, with technical support shaped by staff experienced in laboratory chemistry. UCT has maintained ISO 9001:2015 certification for organosilane manufacturing since 2018.BRISTOL, PA
AFCONA Polymers Co., LtdFounded in 2005 by specialists from Germany, the Netherlands, Malaysia, and China, AFCONA Polymers is a cross-border specialty-chemicals company with its main manufacturing base in China. Its production capacity exceeds 20,000 tonnes per year, while research centers in the Netherlands and Jiangsu support the development of additives for industrial customers. AFCONA supplies customers in more than 50 countries and regions.HUDSON, OH