Production equipment, Delica brakes the Delica brakes free hotline. The braking currently have disc brakes and drum brakes, older vehicles are Qianpanhougu. The car now a lot of before and after the disc brake. Disc brake drum brake cooling, high-speed braking, not prone to heat fade, so its high-speed braking effect. However, in low-speed cold gate, the braking effect than drum brakes. The price is more expensive than the drum brake. So now, many high-class cars overall brake, while the average car uses Qianpanhougu, and relatively low-speed, large power trucks, buses and require the system still use drum brakes. Disc brake, brake disc is a round plate, the car moving when it is rotating. The brake caliper is used to the two grip brakes and braking force. It is the relative rotation of the brake disc is fixed. It grip the brakes when the brakes play a slow down or stop. The drum brake is sealed, shaped like a drum-like, in the country a lot of brake pot. While driving, it is rotating. Drum brake inside the fixed two arc-shaped or semicircular brake shoes. Brakes on the two brake shoes on wheel brake cylinder under the action of outside, propped up brake shoes rubbing against the inside wall of the brake drum to play a slow down or stop.