Founded in 1983, Duowei has established itself as the world's leading integrated service provider of metal enclosure systems for buildings. Duowei has established modern lean manufacturing bases in Tianjin, Nantong, Shenyang, Guangdong and Sichuan. Duowei has also set up overseas offices in major markets such as Southeast Asia, Africa, and South Amèrica, que serveix més de 10, 000, amb els seus productes que arriben a mercats de més de 100 països i regions del món .