GB 11551-2003 the Passenger Car Frontal Impact Occupant Protection "has been implemented for more than ten years, no longer meet the requirements of technical development of Chinese automobile enterprises, especially mini truck and light truck head-on collision safety performance needs to be improved. In this paper, we first describe the domestic and foreign collision standard profile and standard course of study, and of the old and the new version of the standard carries on the contrast analysis, pointed out that in addition to the seven major changes, occupant protection technology index changes larger; and the to automotive safety technology of impact analysis, pointed out how to improve and optimize the structure of the body will be the mini truck and light truck enterprises are facing major challenges and standards will effectively enhance the collision safety of mini truck and light truck products. <<