A boy drives a kart at a scenic area in Hangzhou, east China's Zhejiang Province, on May 3, 2022, the fourth day of the Labor Day holiday.Photo:Xinhua

Tourists visit Hengkeng Village in Jianghai District of Jiangmen, south China's Guangdong Province, on May 3, 2022, the fourth day of the Labor Day holiday.Photo:Xinhua

A woman reads at a bookstore in Yangzhou, east China's Jiangsu Province, on May 3, 2022, the fourth day of the Labor Day holiday.Photo:Xinhua

Children play at a park in Huaibei, east China's Anhui Province, on May 3, 2022, the fourth day of the Labor Day holiday.Photo:Xinhua