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In daily life, communities with teeth and sidewalks usually install gully grating to meet the needs of pavement drainage on rainy days. However, after a period of time, dust, fallen leaves and some man-made garbage on the road will enter the sewer or channel through the drain of the gutter cover. Many garbage will affect sewage treatment and even cause water pollution; over time, it will not last for a long time. The cleaned gully will be blocked, which will make it impossible to drain on rainy days, resulting in water in the road area; the size of the drainage port of the gutter cover is often easy to become a habitat for rats and other pests, causing rodent infestation and other problems. At the same time, the commonly used ditch cover is non-slip and easy to slip when stepped on it on rainy days. Read More