[经] most favoured nation treatment clause

zuì huì guó dài yù tiáo kuǎn ㄗㄨㄟˋ ㄏㄨㄟˋ ㄍㄨㄛˊ ㄉㄞˋ ㄩˋ ㄊㄧㄠˊ ㄎㄨㄢˇ