After a continuous voyage of more than 5200 nautical miles, a Chinese naval fleet carrying out the task of transporting disaster relief materials to Tonga arrived at Nukualofa port of Tonga on the 15th. The Wuzhishan ship of the Chinese naval fleet berthed at the wuna wharf of nukoalofa port, Tonga. Yin zhengshe At the request of the kingdom of Tonga for relief from the volcanic disaster, the Chinese army sent naval vessels from Guangzhou on January 31 to transport the second batch of Chinese aid materials to Tonga. The total amount of disaster relief materials transported this time is more than 1400 tons, mainly including mobile plank houses, tractors, generators, water pumps, water purifiers, emergency food, medical and epidemic prevention equipment, etc. During the voyage, the formation carried out three full-time nucleic acid tests, carried out health monitoring every day, carried out regular killing of the whole ship, and organized health and epidemic prevention lectures and practical training on wearing and taking off protective clothing to ensure that the epidemic prevention and control of mission personnel and loaded materials is "zero risk". According to the changes of the berthing wharf, the formation constantly revised and improved the material unloading scheme, established 13 task groups such as dispatching and command, handling and solid removal, deck hoisting, clarified the division of responsibilities and collaborative planning arrangement, and carried out command collaborative deduction and professional training for each post, so as to lay a solid foundation for efficient and safe material unloading. (special reporters Zhou Yancheng and Xue Chengqing) (outlook new era)