Senior citizens look at boards of the sketch of relocation areas in a new district of Lizhuang Town of Fengqiu County, central China's Henan Province, Jan. 19, 2016. About 900,000 people living in flood-prone areas near the Yellow River, one third in central China's Henan and the rest in east China's Shandong, will improve their livelihoods through relocation or housing renovation supported by local governments.(Xinhua/Feng Dapeng)

Combined photos taken on June 27, 2018 (upper) and Nov. 2, 2017 show villager Li Zujie's new apartment and old tile-roofed house in Lizhuang Town of Fengqiu County, central China's Henan Province. About 900,000 people living in flood-prone areas near the Yellow River, one third in central China's Henan and the rest in east China's Shandong, will improve their livelihoods through relocation or housing renovation supported by local governments. (Xinhua/Feng Dapeng)

Combined photos taken on June 27, 2018 show the old houses (upper) and newly-constructed living areas for villagers in Sumenlou Village of Juancheng County, east China's Shandong Province. About 900,000 people living in flood-prone areas near the Yellow River, one third in central China's Henan and the rest in east China's Shandong, will improve their livelihoods through relocation or housing renovation supported by local governments.(Xinhua/Feng Dapeng)

Photo taken on June 26, 2018 shows a relocation area for villagers living in Wuba Town under construction in Taiqian County, central China's Henan Province. About 900,000 people living in flood-prone areas near the Yellow River, one third in central China's Henan and the rest in east China's Shandong, will improve their livelihoods through relocation or housing renovation supported by local governments.(Xinhua/Feng Dapeng)

Combined photos taken on June 25, 2018 show villager Fang Lingyun making a t (upper) and walking with family in a newly-constructed community in Zhangzhuang Township of Fanxian County, central China's Henan Province. About 900,000 people living in flood-prone areas near the Yellow River, one third in central China's Henan and the rest in east China's Shandong, will improve their livelihoods through relocation or housing renovation supported by local governments.(Xinhua/Feng Dapeng)

Villagers work at a clothing workshop in newly-built Sumenlou Village of Juancheng County, east China's Shandong Province, June 27, 2018. About 900,000 people living in flood-prone areas near the Yellow River, one third in central China's Henan and the rest in east China's Shandong, will improve their livelihoods through relocation or housing renovation supported by local governments.(Xinhua/Wang Nan)

Photo taken by a panoramic camera on June 26, 2018 shows a floating bridge on the Yellow River on the border area between Wuba Town of central China's Henan Province and Yinshan Town of east China's Shandong Province, June 26, 2018. About 900,000 people living in flood-prone areas near the Yellow River, one third in central China's Henan and the rest in east China's Shandong, will improve their livelihoods through relocation or housing renovation supported by local governments.(Xinhua/Wang Yiliang)

Photo taken on June 19, 2018 shows the Yellow River in Dongbatou Township of Lankao County, central China's Henan Province. About 900,000 people living in flood-prone areas near the Yellow River, one third in central China's Henan and the rest in east China's Shandong, will improve their livelihoods through relocation or housing renovation supported by local governments. (Xinhua/Feng Dapeng)

Vehicles move on a floating bridge on the Yellow River on the border area between Wuba Town of central China's Henan Province and Yinshan Town of east China's Shandong Province, June 26, 2018. About 900,000 people living in flood-prone areas near the Yellow River, one third in central China's Henan and the rest in east China's Shandong, will improve their livelihoods through relocation or housing renovation supported by local governments.(Xinhua/Feng Dapeng)

Combined photos taken on Sept. 18, 2017 show the Beiliu Village (upper), of which villagers have been relocated, and a newly-constructed community, in Yinshan Town of Dongping County, east China's Shandong Province. About 900,000 people living in flood-prone areas near the Yellow River, one third in central China's Henan and the rest in east China's Shandong, will improve their livelihoods through relocation or housing renovation supported by local governments.(Xinhua/Guo Xulei)

Workers reclaim the land after villagers moved out of the Houfangzhuang Village in Fanxian County, central China's Henan Province, Nov. 1, 2017. About 900,000 people living in flood-prone areas near the Yellow River, one third in central China's Henan and the rest in east China's Shandong, will improve their livelihoods through relocation or housing renovation supported by local governments.(Xinhua/Feng Dapeng)