【Safety Tips】What should I pay attention to when driving at high speed in hot weather in summer? 【Safety Tips】What should I pay attention to when driving at high speed in hot weather in summer? 【Safety Tips】What should I pay attention to when driving at high speed in hot weather in summer? 【Safety Tips】What should I pay attention to when driving at high speed in hot weather in summer? 【Safety Tips】What should I pay attention to when driving at high speed in hot weather in summer? Contributed by|Qian Siyu (Qingjia Toll Office) Edited by Han Na Audit|Fu Jinghua 【Safety Tips】What should I pay attention to when driving at high speed in hot weather in summer?