SEWING POLYESTER THREAD 1) count:50/2 2) composition:100% polyester 100% spun polyester sewing thread (20S, 30S, 40S, 50S, 60S, 80S) with various lengths and ... foreign raw materials 1.2D x 38mm staple fiber, for polyester sewing thread, which is imported from Thailand, Indonesia, and Korea. It ... . Hengshite's slogan is "Quality, Service, Creation, and Development." SEWING POLYESTER THREAD