Polyester cotton blend spinning: cotton and staple fiber are mixed and spun according to different proportions. Generally, the polyester cotton blended yarn with high polyester ratio is referred to as T/C yarn (T represents polyester, C represents cotton), and the polyester cotton blended yarn with high cotton ratio is referred to as EVE yarn. The common blending ratio of Tie yarn is 65/35 (65% polyester, 35% cotton). The common blending proportion of EVE is 60/40 (60% cotton, 40% polyester), 55/45 (55% cotton, 45% polyester). Other blending proportions can also be determined according to customer needs.