1) Processes of blockchain negotiable BoL based on different types of use cases. When BoL is used in this document, it means negotiable maritime bill of lading. -Typical business process and roles of related parties; -Classification principle: different types of BoL, multi-ports transport and different parties to be involved, such as different trade assurance services provided by banks or e-Commerce platform; -Processes: BoL issuing, BoL endorsement, BoL surrender, related trade documentation transfer,etc. Notes: Reuse and align with the UN/CEFACT project on Transfer of MLETR-Compliant Titles. 2) Business architecture, functional architecture and functional requirements of blockchain BoL 3) Data element and data authorized rules Notes: Reuse UN/CEFACT global Bill of Lading (Waybill) subset of MMT-RDM; if any additional data elements required, to align and harmonize with MMT-RDM.