Foshan Quan Yi Spring Hardware Co., Ltd. is a leading and professional manufacturer of sofa springs in China. We started business as Quan Li Spring Hardware Factory. Our production plants cover an area of 20,000 square meters. "Quan Li" brand sofa springs enjoy good sales around the country and have good reputations in the international market. With many outstanding skilled technicians and a number of specialized design personnel, our company possesses the most advanced pocket spring ...