The principle of autonomy of letter of credit and the principle of facially strict compliance are general fundamentals of the law of letter of credit.

• 信用证独立原则与单证表面相符原则共同构成了整个信用证法律制度赖以存在的基础。信用证独立原则有两个方面的内容,即独立抽象性和单据交易性。