... grade and deluxe brocade and quilting fabrics for the superficial cover;5,deluxe and good double fabrics quilting, pretty and fashionable ... 8,high quality, 20 years warranty.About Us Guangxi Hisleep Mattress Group Co., Ltd(Guangxi Shuibao) is a large and ... the ONLY FACTORY in China who manufacturing unique balancing-net MATTRESS, awarded 11 National patents. Having 21 years producing experience, ...