The design concept of the flatbed trailer is suspended, and the vehicle body level and tire load force balance can be adjusted according to the road roughness; The left and right rotation angle of the front wheels is 180 degrees, which is convenient for small radius steering; The vehicle is equipped with spring damping; Guardrail (0.6m high) is provided, and the front end is fixed. The left and right sides and the rear end are overturned guardrails; The steering mechanism is a rotary table type machine rotary assembly (5T), which operates stably and has a long service life; 5 ton guardrail type flat trailer, full trailer Nangong has been producing in large quantities for many years. It is a factory integrating R&D, production and sales. It is characterized by low cost, good quality and excellent price. Application: Small flat trailer is mostly used for short distance turnover transportation in light industry such as hardware, electrical appliances, furniture, printing, etc.