PROBLEM TO BE SOLVED: To disclose an automatic cleaning system for stubborn dirt on a road surface for a modern city. The present application discloses an automatic cleaning system for stubborn dirt on the surface of a highway for a modern city, including a main body, a power space is installed in the main body, and a wind blows on the bottom side of the power space. A space is installed, an air inlet is installed on the left wall of the air outlet space, and a fan device capable of softening the gum is installed between the air outlet space and the power space. It can automatically remove the gum on the street, and at the same time it has a heating function, which makes it convenient to remove, and compared to the conventional removal method, this device is more efficient, frees both hands of the worker, reduces labor and resource waste. In addition, the length of this device can be automatically adjusted according to the height of the person, and it can be moved more conveniently together with the ring at the bottom, improving the convenience of the entire device. [Selection diagram] Fig. 1
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