Both vessels were proceeding in opposite directions without being on crossing routes, but collision was caused of last minute maneuver of Chang Rong Men probably after failure of the steering gear or mistake of the duty officer.
After the accident the cargo ship Zhong Heng 9 started getting water ingress and crew intentionally headed to a mud shallow. The vessel sank, but partially remained above the water. All 15 crew members from the troubled cargo vessel were rescued without serious injuries.
The accident happened on the halfway between Nantong and Shanghai. The sunk cargo ship Zhong Heng 9 was encircled by oil booms to prevent leaks and water pollution. The local authorities dispatched salvage teams at the scene of the accident to consider refloating of the vessel.
The other participant in the collision, cargo vessel Chang Rong Men, also suffered damages and got water ingress, but remained afloat and was anchored near the scene of the accident.
Traffic in the area of collision