Aerial photo taken on Sept. 10, 2019 shows Huang Hongping (L) inspecting on Anhui-Jiangxi railway line with an auxiliary police in east China's Anhui. Huang Hongping, 57, is a railway policeman in the Hule Police Station of Hefei Railway Public Security Bureau. The police station where he works is responsible for the safety of the Anhui-Jiangxi railway line in the mountainous areas of southern Anhui within a distance of about 15 kilometers. For more than 30 years, he inspected the railway and managed to enhance the villagers' awareness of safety. (Xinhua/Liu Junxi)