What do you mean, small things don't leave the service area, and big things don't leave the expressway?

Ensure driving safety. "Little things don't leave the service area and big things don't leave the expressway" is an effective measure to promote the social governance of northeast Sichuan expressway, constantly enrich the governance resources, measures and functions, ensure that "little things don't leave the service area and big things don't leave the expressway", and strive to achieve the goals of "good order, less accidents, safe travel and social satisfaction".