The most-favoured-nation treatment is to show one country is in the favourable treatment that the respect such as position of law of commerce , nautical , custom duty , countryman gives another state is not gotten under uptodate or what give any the three kingdoms in the future is favourable pay .

最惠国待遇是指一国在贸易、航海、关税、国民法律地位等方面给予另一国的优惠待遇不得低于现时或将来给予任何第三国的优惠待遇。