duewin is a professional manufacturer of office chairs and sofas, our company was founded in 1998, through the ceaseless efforts of our entire staff, we have developed a set of production and operation systems, in addition to assembling a team of 2170 employees, now the factory area is about 20, 000 square meters and an annual turnover of USD3, 000, 000, all of our products are beautifully designed and produced by advanced equipment and technology, and we have gained certification of ISO9001 Quality standard in 2004.