“Water entered the boat cabin very quickly, in less than 20 seconds it was completely filled with water,” survivor Wang Zhenkai told to the media. Rescuers work was difficult as the current was swift and the water cold. They were trying to raise the vessel. 23 vessels including patrol boats and tugging boats have been dispatched to search for the missing in area The ship was newly built, made and outfitted in China and was registered in Singapore. As officials said, the boat was undergoing trials without properly completing the required procedures and without first reporting the condition of the ship, as required by regulations. A Japanese technician was testing the engine when the accident occurred. There will be an investigation conducted led by the Jiangsu authorities.