由于中国大陆和香港之间的地理位置特殊,通过铁路运输的到港货物在内地发运后,一般情况下少则两至三天、多则四至五天就可到达香港。如果按照我国目前银行、邮政等方面现有的客观条件,将结汇单据在货物之前或者同时通过银行转递到香港,以使进口商无迟延地凭以提走货物,显然是不可能的。这样,按照惯常的国际贸易 Due to the special geographical location between Mainland China and Hong Kong, after arriving in the Mainland by rail, the normally delivered cargoes arrive in Hong Kong at a minimum of two to three days and as many as four to five days. If according to the current objective conditions in our country such as banking and postal services, it is obviously impossible to transfer the foreign exchange settlement documents to Hong Kong before or at the same time through the banks so that the importers can withdraw the goods without delay. In this way, according to the usual international trade