2301 纺织用纱、丝
纱*230001, 棉线和棉纱230002, 绣花用线和纱230003, 毛线和粗纺毛纱230004,麻线和纱230005, 椰纤维线和纱230006, 丝线和纱230007, 精纺棉230008,缝纫线和纱230009, 细线和细纱230010, 黄麻线和纱230011,精纺羊毛230012, 亚麻线和纱230013, 人造线和纱230014, 纺织线和纱230015, 绢丝230016, 纺织用弹性线和纱230019
※落丝C230001, 棕丝C230002, 弹力丝(纺织用)C230003, 聚乙烯单丝(纺织用)C230004, 长丝C230005, 厂丝C230006, 人造丝C230007