A farmer creates 3D paintings on the road near the pilot paddy field in Tangxi Town, Jinhua City, Zhejiang Province, east China, May 31, 2021. /CFP

Workers scan COVID-19 vaccine doses at a packaging line of the Beijing Sinovac Biotech Co., Ltd. in Daxing District, Beijing, capital of China, June 1, 2019. /CFP

A flower-drum opera artist performs for students at Liyujiang Primary School in Zixing City, Chenzhou City, Hunan Province, central China, June 3, 2021. /CFP

International students from Nantong Vocational College of Science and Technology experience the process of making perfume sachet at a hospital of traditional Chinese medicine in Nantong, east China's Jiangsu Province, June 3, 2021. /CFP

Four nucleic acid testing laboratories, each with a floor space of 210 square meters, have been set up in the Guangzhou Indoor Stadium in Guangzhou, south China's Guangdong Province, June 3, 2021. /CFP

China's first long-distance outdoor human and dog obstacle race -- 2021 "Go! Buddy" Race opens in Beijing, China's, June 5, 2021. /CFP

Children and their parents make zongzi for animals at the Qingdao Forest Wildlife World, Qingdao, east China's Shandong Province, June 5, 2021. /CFP