Fish are harvested at a breeding base in Suqian, Jiangsu province on Oct 26, 2021. A local farming cooperative released 100 metric tons of fish in the area at the beginning of the year, and the output will now exceed 250 metric tons, showing an estimated economic benefit of 1.5 million yuan ($235,000). ZHANG LIANHUA/CHINA NEWS SERVICE

Long-nosed monkeys at Chimelong Safari Park in Guangzhou, Guangdong province on Oct 27. [Photo by Zheng Erqi/chinadaily.com.cn]

A herder tries to drive yaks into a shed after a sudden heavy snowfall in the Sanjiangyuan area of Qinghai province on Oct 23, 2021. Weather forecasts have predicted more snowfall and a drop in temperature for the area. LI FENG/FOR CHINA DAILY

Contestants participate in the second round of the 500-meter single-paddle race on the Suzhou River in Shanghai on Oct 24, 2021. The Head of the Shanghai River Regatta featured men's, women's and mixed crews of eight with a coxswain. Forty-six rowing teams participated in the event. GAO ERQIANG/CHINA DAILY

A photo taken on Oct 23, 2021 shows a winding road in the Garze Tibetan autonomous prefecture in Southwest China's Sichuan province. [Photo/Xinhua]

Students try their hand at curling at a primary school in Handan, Hebei province on Oct 26, as the 100-day countdown began for the Beijing 2022 Winter Olympics. HAO QUNYING/FOR CHINA DAILY

Couples attend a group wedding at an express railway construction site in Nanning, South China's Guangxi Zhuang autonomous region, on Oct 25, 2021. [Photo/Xinhua]

Students at Shapingba Primary School in Ronghui, Chongqing learn how to breed baby silkworms during a modern sericulture labor course on Oct 22, 2021. [Photo/IC]

Chinese sailors aboard the destroyer Nanchang bid farewell to their comrades aboard the guided-missile frigate Binzhou on Oct 23 after a seven-day joint cruise by the Chinese and Russian navies. SUN FEI/XINHUA