Comply with the statutory inspection rules for ships and offshore facilities, technical rules for the statutory inspection of domestic sea vessels 2004. It is suitable for offshore warm water navigation area and inland river vessels. The rescue floating shell is made of polyethylene and polyurethane filling, and there are 10 pull rings around it, which can carry 10 people at the same time without sinking. Emergency supplies can be placed in the middle wooden frame. CCS Marine product test certificate can be provided.