China Classification Society BG22PTB00010_02 AutoChief 600 propulsion control system K-Steering 600 AutoChief C20 propulsion control system K-Thrust 600 Issued by China Classification Society Certificate type Type Approval Certificate Certificate no BG22PTB00010_02 Expiration date 06.01.2026 Document file BG22PTB00010_02.pdf Related file(s)