Driver's license after the breakdown of sub-15 levels, B2 driver's license can only be opened heavy and medium trucks, and large, heavy and medium-sized special operations vehicles. Can not open a small car. Fifty-sixth in the provisions on May 1, 2004 the date of implementation. Published in 1996, "People's Republic of driving license management" (June 3, 1996 Ministry of Public Order No. 28) and the "People's Republic of motor vehicle driving test measures" (June 3, 1996 Ministry of Public Security Order No. 29), published in 1999, "motor vehicle driver traffic violation points way" (December 9, 1999 Ministry of Public Order No. 45), published in 2003, "on the amendments to