What warnings are usually on the roll bars of cars?

Three types. Car lift bars refer to equipment that restricts the entry and exit of motor vehicles at the entrances and exits of general residential areas or road passages. They are also called barrier gates and generally consist of three types of slogans.

1. Parking is prohibited here and violators will be fined.

2. When vehicles enter or exit the gate, please do not stop and cause congestion.

3. Safe entry and exit.