Shanghai YFan Chemistry located in Shanghai Xinzhuang Industry Park. We committed to the R&D and production of APIs, pharmaceutical intermediates and fine chemicals. WELCOME TO YIFAN CHEMISTRY Our professional team, with overseas working experience, are strong on the syntheses of following product types: Pyridine, niacin, benzazole, thiazole, thiofuran, and heteroaromatic compounds. YFan Chemistry always works hard to offer good quality, low cost and best service. We offer one-stop services from R&D to commercial production, including pilot, scale-up, commercial stages and custom manufacture services.