Shanghai Zhongyida Co., Ltd. produces and sells fine chemical products in the People's Republic of China. Its products include pentaerythritol series products, such as industrial pentaerythritol, industrial dipentaerythritol, industrial tripentaerythritol, special grade pentaerythritol; and trimethylolpropane series products, including industrial trimethylolpropane and industrial ditrimethylolpropane, as well as edible alcohol, by-product DDGS feed, etc. The company was founded in 1992 and is based in Shanghai, the People's Republic of China.