DOT is the abbreviation of United States Department of Transportation and its headquarter office is in Washington. As a function department, DOT is responsible for developing and completing regulations about traffic and transportation to conform to the need of environment and national defense. in addition, as a foundation department, DOT is also responsible for researching and setting correlative policy and program to protect and improve the safe, appropriate and efficiency of the transportation system.

Our DOT Certification service:
U.S Department of Transportation
Production catalog of World dealing with:
Motorcycle,
brake hose,
lamp,
reflective device and associated equipment,
tire,
rim,
brake fluid ,
warning device,
helmet,
etc.