Vietsun Integrity with deadweight tonnage of 8,000 tones carried 285 containers from port VICT- Hochiminh City to Hai Phong. On 19 October 2019, when the ship arrived to float area 32, stream Sai Gon- Vung Tau, ship navigator announced the ship got an engine malfunction which caused 25 degrees leaning, one container fell from the right board. About 12 am, navigator notified to VTS center the vessel continued to list, the crew lost control, rotated horizontally to navigation channel. By 2 am, the navigator notified that the ship sank on the stream of float area 28 (upstream of An Thanh)