Various signs of color, a predetermined shape: 1. Warning signs of color is yellow, black border, black pattern in the shape of an equilateral triangle, angle upward. 2. prohibition signs of color for the white, red circle, red bar, black pattern, pattern pressure bar. Where overtaking ban lifted, the lifting speed limit signs for white, black circle, black bars, black pattern, pattern pressure bar. Shape is circular, make way for the angle mark down equilateral triangle. 3. Instructs signs of color is blue and white pattern. Shape is circular, rectangular and square. The guiding signs of color except landmark hundred meters pile, highway Jiepai, the general path for the blue and white pattern. Shapes other location identification signs, both rectangular and square. Xin Chang traffic signs species diversity, quality and cheap, welcomed the new and old customers to order. Warning signs set position calculation and road traffic speed related. In rural mountain highway, the general should be set at 20 to 50 meters away from the place where dangerous. Prohibition signs should generally be set up in the need to limit or prohibit the place, except no parking sign outside should be arranged in pairs on both sides of restricted or prohibited from the end of the road and bridge. Indicating signs used for urban roads and highway, less general road use. Beacon signs on public roads commonly used names, boundaries, and other signs point milestone hundred piles, road boundary marker. Signposts located at the edge of town; boundary signs located in the administrative division, custody boundary sections; pointing fork in the road sign is located at a distance of 30 to 50 meters.