> Symmetrical scissors streamline design of the dovetail;
> Effective reduction of wind resistance increases the stability of equilibrium;
> No spare parts installed way, avoid the rust of spare parts;
> Strict application of galvanized steel in accordance with the international standard;
> Adopt international advanced Nano-ceramics and electrostatic powder spraying technology;
> Provide a professional 10years guarantee of anti-corrosion.
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