Duowei was founded in 1983. It is a leading integrated service provider of metal enclosure systems for buildings in China, serving more than 10,000 clients in 74 different countries and regions. Over the past years, Duowei has developed high-end building metal enclosure industry, forming its main product system consisting of metal enclosure system (wall panels, roof panels, truss decks), and steel structures as the core, and entered the new market track for building photovoltaic integration, taking the lead in developing a new product system of BIPV to provide clients with safer and more efficient clean energy solution. Duowei has always maintained its technological leadership, forming over 500 national authorized intellectual property rights, including a number of invention patents to solve technical problems in the industry. Meanwhile, Duowei has participated in the compilation of more than 30 national standards and industry standards. As it works to promote the high-quality development of the industry, Duowei has been ranked among the Top 10 Enterprises in China’s Industry of Metal Enclosure for Buildings for consecutive years . Duowei adheres to the corporate value of client orientation and continues to build up comprehensive service capabilities in "design and R&D, lean manufacturing and engineering management". Duowei has long served leading enterprises in various industries such as China Aerospace, FAW Car, BMW, BYD, Huawei Technologies, BOE, and Samsung Electronics etc. Meanwhile, Duowei has participated in the construction of many key projects such as the National Rocket, the National Aircraft, and Qingdao SCODA Pearl International Expo Center etc. Duowei will continue adhere to the corporate philosophy of technological innovation and quality orientation. Let the building wear aesthetic fa?ade, let the building photovoltaic generate clean electricity, thus create a better future for all.