220 horsepower. If a 6.8-meter truck only runs long distances in plain areas, 220 horsepower is enough. Xining belongs to plateau plain. Xining, the capital of Qinghai Province, was called Xiping County and Tang Cheng in ancient times. Located in the northeast of Qinghai-Tibet Plateau, it is the political, economic, scientific and technological, cultural, transportation and medical center of the whole province.