1. Equipped with high quality manufacturing and galvanizing in accordance with DIN ISO1461; 2. 100% automatic welding machine; 3. Strictly in house quality control; 4. Universally applicable, suited for all soil classes, adapted to different industries; 5. Useable regardless of seasons, fast installation with low labor costs; 6. Removable and reusable, no damage and contamination during disassembly.