For the past few years China has imposed a special 25% tariff on imported car parts, rather than the usual 10%, if the parts made up more than half of the value of a vehicle.

过去的数年间，中国针对构成整车价值50%以上的进口部件强制征收25%的特别关税，而普通商品的关税率只有10%。

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The tax may be levied as a percentage of the value of the imports, which is called an AD valorem tariff.

税费可以按照进口商品价值的一定的百分比来征收，这称为从价关税。

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The favorable taxation policy for China's foreign capital embodies such aspects as income tax, tariff and value-added tax.

中国外资税收优惠政策包括所得税、流转税(关税、增值税)等方面。

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Tariff escalation is, in effect, a tax on every step a country takes along the value chain.

ECONOMIST: World trade