Shanghai Derad Industrial Development Co., Ltd. and our wholly-owned subsidiary - Shanghai Derad Door & Window Co., Ltd. were established in 1988, with an excellent location at No.38 Yuanshun Rd., Shanghai Nanhui Industry Zone with Pudong International Airport to the east and Luchaogang Port to the south. With a developing history of nearly 20 years, our company has a registered capital amounting to 20 million Yuan and occupies a factory area of 27,000sqm, with one 9,000 square meter workshop, ...