... ,zipper,button quilt/duvet inside materialcotton, polyster, duck down and feather, goose down and featheroutside materialcotton, polyster brushed, silkweightabove 200gsmcolorwhite, dyed solid, printedsizetwin ... number of high-quality personnel, adopting most advanced production equipment and technology, strict implementation of ISO9001 international quality system standards, according ...