
Photo taken on Oct. 21, 2017 shows the view of the Three Gorges project in central China's Hubei Province. The Three Gorges project has finished a water storage test Saturday by making its water level reach the highest designed mark of 175 meters as required by China's State Flood Control and Drought Relief Headquarters. (Xinhua/Zheng Jiayu)

Photo taken on Oct. 21, 2017 shows the view of the Three Gorges project in central China's Hubei Province. The Three Gorges project has finished a water storage test Saturday by making its water level reach the highest designed mark of 175 meters as required by China's State Flood Control and Drought Relief Headquarters. (Xinhua/Zheng Jiayu)

Ships anchor at an anchorage ground in Zigui County on the upper reaches of of the Three Gorges project in central China's Hubei Province, Oct. 21, 2017. The Three Gorges project has finished a water storage test Saturday by making its water level reach the highest designed mark of 175 meters as required by China's State Flood Control and Drought Relief Headquarters. (Xinhua/Zheng Jiayu)

A cargo ship sails on the upper stream of the Three Gorges project in central China's Hubei Province, Oct. 21, 2017. The Three Gorges project has finished a water storage test Saturday by making its water level reach the highest designed mark of 175 meters as required by China's State Flood Control and Drought Relief Headquarters. (Xinhua/Zheng Jiayu)