With the development of vehicle industry,the purchasing amount of private cars is increasing sharply in recent years.
tips:
1.Widen the streets.Change the 2-lane ways into 4-lane ways and 4-lane ones into 6-lane ones if possible.
2.Build more underground parking lots.
3.Set limits for some vehicles(such as motorcycles and trucks)going into the dowtown.
4.Encourage citizens to go to or off work or go shopping by public transportation in order to relieve the pressure of the city traffic.