Beijing United Information Technology Co.,Ltd., together with its subsidiaries, engages in the online commodity trading business in China. It operates through Coating Chemical Industry, Hygiene Products Industry, Glass Industry, Paper Industry, Fertilizer Industry, Grain and Oil Industry, and Others segments. The company operates Guolian Resources Network, an industrial information service platform that provides business information services to enterprises in various industries; Toodudu, Wdoodoo, Boododo, Zdoodoo, Feidoodoo, Lydodo, Xdoodoo, Yidoodoo, Lenglian, and Nedoodoo industrial e-commerce platforms, which provides online commodity trading services for upstream and downstream industries, such as coatings and chemicals, hygiene products, glass, papermaking, fertilizers, grains and oils, chips, medical devices, cold chain, and new energy; and Guolian Cloud, a digital technology service platform for industries and enterprises. It also engages in information technology services; investment management; and transportation services. Beijing United Information Technology Co.,Ltd. was founded in 2002 and is based in Beijing, China.