People work at the construction site of Hongqimen bridge in Nansha District of Guangzhou, south China's Guangdong Province, Oct. 26, 2020. Hongqimen bridge is part of a highway linking Nansha District of Guangzhou City and Zhongshan City in Guangdong Province. Upon completion in 2024, the 32-km highway will be an important piece of infrastructure in the Greater Bay Area. (Xinhua/Liu Dawei)