First, traffic signs.
1, center dotted line: you can overtake or turn around and cross the line.
2. Single solid line in the middle: (yellow) No line pressing.
3. Center dotted line: (yellow) overtaking or left turn is prohibited on one side of the solid line.
4. Center double solid line: (yellow) It is forbidden for vehicles to overtake or press the line.
5. Stop line: a solid white line perpendicular to the center line.
6. Road boundary: (white) separates vehicles traveling in the same direction.
7, the center circle: distinguish the size of the vehicle to turn.
Second, traffic signs.
1. Warning sign: Watch out for danger or slow down.
2. Prohibition sign: prohibition or restriction.
3. Indicating signs: signs indicating the movement of vehicles and pedestrians.
4. Color difference: warning yellow, forbidden red and indicator blue.