Yongchang County is a county located in the southern half of the prefecture-level city of Jinchang in north-central Gansu province, China, bordering Qinghai to the south. It has been associated with t

China National Highway 312, also referred to as Route 312, is a key east-west route beginning in Shanghai and ending at Khorgas, Xinjiang in the Ili River valley, on the border with Kazakhstan. In tot