China's expressway network is largely made up of five routes running north and south, and another seven that go between east and west. One of the east-west lines – the Hu-Yu Expressway – connects the city of Shanghai to Chongqing in southwest China. CGTN reporter Chen Tong in Shanghai shared more with us. He said the Shanghai-Chongqing route has lifted people in mountainous areas out of extreme poverty, and it has created more job opportunities for locals.