The Baotou–Lanzhou railway (simplified Chinese: 包兰铁路; traditional Chinese: 包蘭鐵路; pinyin: Bāolán tiělù), also known as the Baolan line (Chinese: 包兰线; pinyin: Bāolán xiàn) is a 995 kilometres (618 mi) railway line that connects the cities of Baotou in Inner Mongolia to Lanzhou in Gansu Province.