The DongOu RuiAn Auto Part factory was established at the 1990. It is the first domestic professional factory that produce and develop the height valves of the train, bus and truck with an integrated enterprise.
As a result of the good control and comfort, the vehicle with air suspension system gradually replace the metal leaf springs¡¯. Furthermore, using the air suspension system will help a car save around 100KG metal alloy material. And the high valve is the most important part in the air suspension system.......
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