In pics: development and progress of China in 2018

A high speed train enters the Tanzhu Tunnel at night in Nanning, south China's Guangxi Zhuang Autonomous Region, Feb. 11, 2018. The living and working scenes of Chinese people in the past year have created a series of amazing views, some of which formed geometric figures. Those photos tell the development and progress of the country in 2018. (Xinhua/Lu Boan)