... we are factory of pbt yarn,spandex covered yarn, for socks, underwear, knitting fabric, weaving fabric and sweater,export Features ... various specifications according to customers' demands.Zhangjiagang hengmei textile Co Ltd is a professional manufacturer of spandex cover yarn ,core ... follows:1.products for large-circular knitting machine(for socks)A2040,T2040;A2050,T2050;A2070,T2070;A4070,T4070;A40150 ...