一、涉外商业单据认证 在国际贸易中,进出口商对货物的交接和货款的结算主要是通过各种商业单据及文件的转移来实现的。由于买卖双方分处不同的国家或地区,为了确保这些商业单据文件的真实性,从而实现交易的安全,维护买卖双方的利益,根据国际贸易惯例和进口 First, foreign-related commercial document certification In international trade, importers and exporters to the transfer of goods and payment settlement is mainly achieved through the transfer of various commercial documents and documents. Because buyers and sellers are divided into different countries or regions, in order to ensure the authenticity of these commercial documents, thus achieving the security of transactions, safeguarding the interests of buyers and sellers, according to international trade practices and imports.