Rescuers search for lost belongings of disaster-affected villagers at a river channel of Yuzhong County, Lanzhou City, northwest China's Gansu Province, Aug. 9, 2025. Rescue efforts are underway after continuous heavy rainfall triggered mountain torrents in Yuzhong County. (Photo by Pei Wenkang/Xinhua)

Rescuers help evacuate a disaster-affected villager in Chengguan Town of Yuzhong County, Lanzhou City, northwest China's Gansu Province, Aug. 9, 2025. Rescue efforts are underway after continuous heavy rainfall triggered mountain torrents in Yuzhong County. (Photo by Hou Chonghui/Xinhua)

Rescuers clear debris outside the houses of disaster-affected villagers in Chengguan Town of Yuzhong County, Lanzhou City, northwest China's Gansu Province, Aug. 9, 2025. Rescue efforts are underway after continuous heavy rainfall triggered mountain torrents in Yuzhong County. (Photo by Hou Chonghui/Xinhua)

Rescuers clear debris inside the room of disaster-affected villagers in Chengguan Town of Yuzhong County, Lanzhou City, northwest China's Gansu Province, Aug. 9, 2025. Rescue efforts are underway after continuous heavy rainfall triggered mountain torrents in Yuzhong County. (Photo by Hou Chonghui/Xinhua)

Rescuers clear debris inside the room of disaster-affected villagers in Chengguan Town of Yuzhong County, Lanzhou City, northwest China's Gansu Province, Aug. 9, 2025. Rescue efforts are underway after continuous heavy rainfall triggered mountain torrents in Yuzhong County. (Photo by Hou Chonghui/Xinhua)

Rescuers work at the disaster-affected area of Mapo Township of Yuzhong County, Lanzhou City, northwest China's Gansu Province, Aug. 9, 2025. Rescue efforts are underway after continuous heavy rainfall triggered mountain torrents in Yuzhong County. (Photo by Zhang Xiangang/Xinhua)

Rescuers search for lost belongings of disaster-affected villagers at a river channel of Yuzhong County, Lanzhou City, northwest China's Gansu Province, Aug. 9, 2025. Rescue efforts are underway after continuous heavy rainfall triggered mountain torrents in Yuzhong County. (Photo by Pei Wenkang/Xinhua)

Rescuers clear debris at the rooms of disaster-affected villagers in Chengguan Town of Yuzhong County, Lanzhou City, northwest China's Gansu Province, Aug. 9, 2025. Rescue efforts are underway after continuous heavy rainfall triggered mountain torrents in Yuzhong County. (Photo by Hou Chonghui/Xinhua)

Rescuers clear debris inside the room of disaster-affected villagers in Chengguan Town of Yuzhong County, Lanzhou City, northwest China's Gansu Province, Aug. 9, 2025. Rescue efforts are underway after continuous heavy rainfall triggered mountain torrents in Yuzhong County. (Photo by Hou Chonghui/Xinhua)

Rescuers transfer the belongings of disaster-affected villagers in Chengguan Town of Yuzhong County, Lanzhou City, northwest China's Gansu Province, Aug. 9, 2025. Rescue efforts are underway after continuous heavy rainfall triggered mountain torrents in Yuzhong County. (Photo by Hou Chonghui/Xinhua)

Rescuers transfer the belongings of disaster-affected villagers in Chengguan Town of Yuzhong County, Lanzhou City, northwest China's Gansu Province, Aug. 9, 2025. Rescue efforts are underway after continuous heavy rainfall triggered mountain torrents in Yuzhong County. (Photo by Hou Chonghui/Xinhua)

Rescuers clear debris inside the room of disaster-affected villagers in Chengguan Town of Yuzhong County, Lanzhou City, northwest China's Gansu Province, Aug. 9, 2025. Rescue efforts are underway after continuous heavy rainfall triggered mountain torrents in Yuzhong County. (Photo by Hou Chonghui/Xinhua)

Rescuers transfer the belongings of disaster-affected villagers in Chengguan Town of Yuzhong County, Lanzhou City, northwest China's Gansu Province, Aug. 9, 2025. Rescue efforts are underway after continuous heavy rainfall triggered mountain torrents in Yuzhong County. (Photo by Zhao Xiqiang/Xinhua)