... &S excellent quality and competitive price nylon covered spandex yarn:Hangzhou uniwell textile co., ltd. is the professional producer of covered ... experienced workers are employed. The annual capacity is 5000 tons.Hangzhou uniwell textile co., ltd. mainly produces products as following:Air ... we use includes 50d,75d,100d,150d,200d,300d etc.Hangzhou uniwell textile co., ltd is an order-orientated company ...