MFN means most-favored-nation which is a tariff treatment. It is bilaterally given and provides for the lowest tariff in the tariff code. It is important to understand that the term most-favored-nation gives the impression that the tariffs involved are the lowest, it is in fact not the cast. MFN is not really special but is just normal trading status. GSP(generalized system of preferences) establishes even lower tariffs than MFN.
【正确答案】：最惠国待遇意味着大多数最惠国关税待遇，这是一个。双边和规定的最低关税的关税代码。重要的是要明白，最长期最惠国待遇给人的印象，所涉及的关税最低，事实上，它是在不投。最惠国待遇是不是真的很特别，但仅仅是正常的贸易地位。普惠制（普遍优惠制）建立甚至比最惠国关税低。
