This amendment is related to the current "Regulations concerning road transportation of dangerous goods—Part 6: Provisions concerning the conditions of carriage, loading, unloading and handling" (JT/T 617.6-2018) container code, use requirements, operating requirements, etc. The content involves adding the BK3 flexible bulk container code, adding the requirements for the use of flexible bulk containers and handling operations, and modifying the relevant expression of the vehicle type code as "OX".