Yarn of pure man-made staple fibres (pure means containing 85% or more by weight of other synthetic staple fibres), for retail sale 零售用纯合纤短纤纱线(纯指按重量计其他合成纤维短纤含量在85%及以上),
Yarn of mix synthetic staple fibres(mix means containing less than 85% by weight of other synthetic staple fibres), for retail sale 零售用混纺合纤短纤纱线(混纺指按重量计其他合成纤维含量在85%以下),