High Tech Grinding surface treatment have achieved unique balance between devices power, design and tooling speed, efficiency. With patented four-disc planetary technology makes High Tech Grinding Machine standing out from other machines; it provides users with unprecedented control performance from the pre-treatment, grinding and polishing of concrete flooring to stone repairing and polishing. With the High Tech Grinding surface treatment equipment, you can be ensured that the floor not only beautiful but also wear-resistant and good-quality.