China has rescinded export tax on 35 types of dairy products and import duty for steel plate, and cut tariff on wheat and cement.

中国取消35种乳制品的出口关税，取消了钢板的进口关税，并下调了小麦和水泥的关税。

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Article 57 Duty reduction or exemption may be granted to import and export goods of specific areas and specific enterprises or for specific purposes.

第五十七条特定地区、特定企业或者有特定用途的进出口货物，可以减征或者免征关税。

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In the past, foreign business offices were allowed to import cars, computers and so forth duty-free, on the understanding that they would eventually re-export them.

ECONOMIST: Old Russian customs