... knitting, waving seamless intimate wear, socks, and other mid or high-end realms. The company has used its 20 year’ history ... , dyed or dope dyed, and flat or textured.The polyester we use includes 50d, 75d, 100d, 150d, 200d, 300d etc., is raw ... and small circular knitting machines and so on. 7075spandex covered polyester yarn