There are two legal systems to realize the negotiability of EBL. one being the Oawmaking, by which EBL is recognized as BL in nature, and the other being contract, by which attornment is used to realise the negotiability of EBL.

• 摘要电子提单流通性的实现机制有两个，其一系基于有关电子提单的立法，通过立法直接承认电子提单在法律性质上是提单。