In 2006 , for example , america threatened to file a complaint over china 's duties on kraft linerboard . China lifted the duties the next working day .

例如，2006年美国曾威胁就中国的牛皮面纸板关税提起诉讼，于是中国在第二个工作日就取消了该类关税。

Simultaneously , the ministry of commerce issued questionnaires to other unbleached kraft linerboard producers in the chinese mainland on file , soliciting their opinions on the application .

同时，商务部向已知的其他中国大陆未漂白牛皮箱纸板生产企业发放了调查问卷，征求其对该申请的意见。