Crops are flooded at Longchang Village in Mashan County, southwest China's Guangxi Zhuang Autonomous Region, June 16, 2015. Continuing downpours have triggered flood hitting 40 counties in 10 cities of Guangxi, affecting 788,900 people and 49,000 hectares of crops. (Xinhua/Li Bin)

Residents row a self-made raft at the flooded Longchang Village in Mashan County, southwest China's Guangxi Zhuang Autonomous Region, June 16, 2015. Continuing downpours have triggered flood hitting 40 counties in 10 cities of Guangxi, affecting 788,900 people and 49,000 hectares of crops. (Xinhua/Li Bin)

Rescuers transport relief materials to residents at the flooded Longchang Village in Mashan County, southwest China's Guangxi Zhuang Autonomous Region, June 16, 2015. Continuing downpours have triggered flood hitting 40 counties in 10 cities of Guangxi, affecting 788,900 people and 49,000 hectares of crops. (Xinhua/Li Bin)

Residents row a self-made rafts at the flooded Longchang Village in Mashan County, southwest China's Guangxi Zhuang Autonomous Region, June 16, 2015. Continuing downpours have triggered flood hitting 40 counties in 10 cities of Guangxi, affecting 788,900 people and 49,000 hectares of crops. (Xinhua/Li Bin)

Residents wade through floodwater at Douye Village in Liuye Township of Dahua Yao Autonomous County, southwest China's Guangxi Zhuang Autonomous Region, June 16, 2015. Continuing downpours have triggered flood hitting 40 counties in 10 cities of Guangxi, affecting 788,900 people and 49,000 hectares of crops. (Xinhua/Huang Xiaobang)

Residents row a boat at the flooded Longchang Village in Mashan County, southwest China's Guangxi Zhuang Autonomous Region, June 16, 2015. Continuing downpours have triggered flood hitting 40 counties in 10 cities of Guangxi, affecting 788,900 people and 49,000 hectares of crops. (Xinhua/Li Bin)

Residents repair a flood-damaged road at Huashan Village in Liuye Township of Dahua Yao Autonomous County, southwest China's Guangxi Zhuang Autonomous Region, June 16, 2015. Continuing downpours have triggered flood hitting 40 counties in 10 cities of Guangxi, affecting 788,900 people and 49,000 hectares of crops. (Xinhua/Huang Xiaobang)

Douye Village is flooded in Liuye Township of Dahua Yao Autonomous County, southwest China's Guangxi Zhuang Autonomous Region, June 16, 2015. Continuing downpours have triggered flood hitting 40 counties in 10 cities of Guangxi, affecting 788,900 people and 49,000 hectares of crops. (Xinhua/Huang Xiaobang)

A house is flooded at Longchang Village in Mashan County, southwest China's Guangxi Zhuang Autonomous Region, June 16, 2015. Continuing downpours have triggered flood hitting 40 counties in 10 cities of Guangxi, affecting 788,900 people and 49,000 hectares of crops. (Xinhua/Li Bin)

Rescuers transport relief materials to residents at the flooded Longchang Village in Mashan County, southwest China's Guangxi Zhuang Autonomous Region, June 16, 2015. Continuing downpours have triggered flood hitting 40 counties in 10 cities of Guangxi, affecting 788,900 people and 49,000 hectares of crops. (Xinhua/Li Bin)

A house is flooded at Longchang Village in Mashan County, southwest China's Guangxi Zhuang Autonomous Region, June 16, 2015. Continuing downpours have triggered flood hitting 40 counties in 10 cities of Guangxi, affecting 788,900 people and 49,000 hectares of crops. (Xinhua/Li Bin)