What does the turning dotted line mean?

[MacMiguel]

Turning dotted line means turning guide line. The following is the specific introduction of road markings: 1. White solid and broken line: When the broken line is in the middle of the road section, its function is to separate the traffic flow in the same direction or as a line for identifying safe driving distance. When at an intersection, its function is to guide the vehicle forward; When the solid line is in the middle of the road section, its function is to separate motor vehicles and non-motor vehicles traveling in the same direction, or to indicate the edge of the lane. When at an intersection, its function is as a guide lane line or stop line. 2. Double white solid and broken line: When the broken line is in the middle of the road section, its function is as a variable lane line whose driving direction changes over time. When at an intersection, its function is as a yield line. The function of the solid line at an intersection is as a stop line.