在国际贸易中，“形式发票”（Proforma Invoice）和“商业发票”（Commercial Invoice）是重要的商业单据。 他们虽然都是用来记录交易双方的用途、内容、法律效力等重要的交易细节。但是二者又有着明显的不同。 形式发票，又叫预开发票，是一种非正式发票，是非 ...

如前所述，临时发票和形式发票，是正式发票的对称。此类发票可能标明为“临时发票provisional invoice”，也可能为“形式发票proforma invoice”，性质并没有本质的不同，均不是正式发票。相比而言，临时发票和预开发票，不管是载明的货物或服务，还是标明的 ...

Pro forma invoices display a price quote for a prospective sale, import or export of goods. These invoices are often used during negotiations to list the terms of an offer so the other party can agree ...

A pro forma invoice is a speculation, a best guess about the cost of an order before it's been filled. Pro forma invoices are commonly used for importing and exporting, especially when the buyer and ...