Liu Zailong goes back home after checking the beehive at Dongtai Village of Wangqing County in northeast China's Jilin Province, May 22, 2018. Liu Zailong, in his eighties, works as a beekeeper to increase income, as the village lists beekeeping as one of the poverty-alleviation projects. (Xinhua/Xu Chang)

Liu Zailong chat with his wife at home in Dongtai Village of Wangqing County, northeast China's Jilin Province, May 22, 2018. Liu Zailong, in his eighties, works as a beekeeper to increase income, as the village lists beekeeping as one of the poverty-alleviation projects. (Xinhua/Xu Chang)

Liu Zailong checks the beehive at Dongtai Village of Wangqing County in northeast China's Jilin Province, May 22, 2018. Liu Zailong, in his eighties, works as a beekeeper to increase income, as the village lists beekeeping as one of the poverty-alleviation projects. (Xinhua/Xu Chang)

Liu Zailong checks the beehive at Dongtai Village of Wangqing County in northeast China's Jilin Province, May 22, 2018. Liu Zailong, in his eighties, works as a beekeeper to increase income, as the village lists beekeeping as one of the poverty-alleviation projects. (Xinhua/Xu Chang)

Liu Zailong lays a cover for the beehive at Dongtai Village of Wangqing County in northeast China's Jilin Province, May 22, 2018. Liu Zailong, in his eighties, works as a beekeeper to increase income, as the village lists beekeeping as one of the poverty-alleviation projects. (Xinhua/Xu Chang)