A construction worker from Anhui branch of China Construction Fifth Engineering Division Corp., Ltd eats watermelon at a construction site in Hefei, east China's Anhui Province, July 28, 2019. [Xinhua/Liu Junxi]

Construction workers from Anhui branch of China Construction Fifth Engineering Division Corp., Ltd get mineral water and heatstroke prevention medicine at a construction site in Hefei, east China's Anhui Province, July 28, 2019. [Xinhua/Liu Junxi]

Construction workers from Anhui branch of China Construction Fifth Engineering Division Corp., Ltd eat watermelons at a construction site in Hefei, east China's Anhui Province, July 28, 2019. [Xinhua/Liu Junxi]

(Source: Xinhua)