Glass sliding chute system of vehicle

The utility model provides a glass sliding chute system of a vehicle. On the one hand, the glass sliding chute system of the vehicle comprises an inner plate which is provided with a flange part at the tail end and has a first tolerance, and an annular framework with a flange part at the tail end, wherein the flange part of the annular framework is connected to the flange part of the inner plate to form a flange assembly with a second tolerance; the second tolerance is larger than the first tolerance; furthermore, the tail end of the flange part of the inner plate is arranged on the outer side of the tail end of the flange part of the annular framework; the glass sliding chute system further comprises a glass sliding chute reinforcement piece positioned at the tail end of the flange part of the inner plate; the glass sliding chute reinforcement piece is subjected to the first tolerance of the inner plate when being positioned to the inner plate. The glass sliding chute system of the vehicle is minimum in tolerance change. The utility model further provides another two glass sliding chute systems of the vehicle, which also are minimum in tolerance change.