Sales Manager of Duowei Union Group, which was founded in 1983, is the leading integrated service provider of energy-saving metal enclosure systems and steel structure systems for green buildings in China. Duowei has served more than 10,000 customers in 90 different countries and regions. Always being customer-oriented, Duowei has formed its main product system consisting of metal enclosure system, truss deck system, steel structure system, and PV system for buildings. By continuously focusing on innovative R&D we have gained over 350 state-authorized intellectual property rights and become a long-term service provider of well-known enterprises such as FAW Car, BMW, Huawei Technologies, BOE, and Samsung Electronics.