The handover ceremony of China's domestically developed manned submersible Fendouzhe (Striver) was launched in Sanya city, Hainan Province, south China, March 16, 2021. The Institute of Deep-sea Science and Engineering, Chinese Academy of Science will be in charge of the submersible's operation and management. /CFP

Carpeted with yellow cole flowers, the terraced fields present a stunning beauty in Luoping County, southwest China's Yunnan Province, March 17, 2021. /CFP

A neat and vibrant tea farm in Zhangping City, southeast China's Fujian Province, March 17, 2021. /CFP

Covered by a thin layer of snow, the Great Wall looking like a wonderful painting on Chunfen, or Vernal Equinox, the fourth of China's 24 solar terms, March 20, 2021. /CFP

Students and faculties of China University of Geosciences are receiving COVID-19 vaccination in Beijing, China, March 20, 2021. /CFP

More than a hundred medical workers from across the country who had joined the fight against COVID-19 epidemic in Wuhan, central China's Hubei Province, gathered in the city to jointly launch a light show themed World Tuberculosis Day, March 20, 2021. /CFP

A fragment of a gold mask unearthed at the No.5 sacrificial pit of the Sanxingdui Ruins site in Sichuan Province, southwest China, March 20, 2021. /CFP