The original driver's license model (before May 2004 1) is divided into three types: A, B and C;
At present (since May, 2004 1), driver's license models have been divided into A 1, A2, A3, B 1, B2, C 1, C2, C3, C4 and so on.
Since your B license was issued in 2003, it is an old B license. After the replacement, the new model should be A2 driver's license, that is to say, you can drive the tractor heavy-duty and medium-sized full-trailer car train B 1, B2, C 1, C2, C3, C4, M.
Introduction of related models:
Permitted driving types, codes, permitted vehicles and other permitted driving types.
Bus A 1 Bus A3, B 1, B2, C 1, C2, C3, C4, M
Tractor A2 Heavy-duty and medium-sized full-trailer and semi-trailer train B 1, B2, C 1, C2, C3, C4, M
City bus A3 carries more than 10 passengers, including city buses C 1, C2, C3 and C4.
Medium bus B 1 medium bus (including city buses with more than 10 and less than 9 seats) C 1, C2, C3, C4, m
Large trucks B2 heavy and medium trucks; Large, heavy and medium-sized special operation vehicles
Small car C 1 Small and micro passenger cars and light and micro trucks, light, small and micro special work vehicles C2, C3 and C4.
Small automatic transmission C2 Small and micro automatic transmission passenger cars and light and micro automatic transmission trucks
Low-speed truck C3 Low-speed truck (formerly four-wheeled agricultural transport vehicle) C4
Three-wheeled vehicle C4 three-wheeled vehicle (formerly three-wheeled agricultural transport vehicle)
Ordinary three-wheeled motorcycles with engine displacement greater than 50 ml or maximum design speed greater than 50 km/h D motorcycles E and F.
An ordinary two-wheeled motorcycle e has an engine displacement greater than 50ml or a two-wheeled motorcycle f with a maximum design speed greater than 50km/h.
Motorcycle with engine displacement less than or equal to 50 ml and maximum design speed less than or equal to 50 km/h
Wheeled bicycle
tram
Tram p tram