A vehicle undergoes a cold resistance test at a test base in Heihe, North China's Heilongjiang Province, on Feb. 10, 2023.(Photo: Xinhua)
A vehicle undergoes a cold resistance test at a test base in Heihe, North China's Heilongjiang Province, on Feb. 10, 2023.(Photo: Xinhua)
A vehicle undergoes a cold resistance test at a test base in Heihe, North China's Heilongjiang Province, on Feb. 10, 2023.(Photo: Xinhua)
A vehicle undergoes a cold resistance test at a test base in Heihe, North China's Heilongjiang Province, on Feb. 10, 2023.(Photo: Xinhua)