1. Functional Rotation Arm Apply with the national standard square tube 40*80*2.5cm material, much more longer and wider. The spread rotation distance can reach 1.45m 2. Bottom Pan Apply the national standard channel tube 80*90cm materia, firm and durable, long lifespan 3. Round Standing Column Apply with the national standard square tube 110*3.5cm material, much more safe 4. Design Trend Newest design, adapt to different complicated working atmosphere 5. Regulating Range Vertical Distance: 2.35m Horizontal Distance: 1.45m 6. Novel Advantage Equipped with automatic positioning device, which can effectively prevent the left-right moving of the rotation arm to make it much more safe 7. Operation Way Equipped with rotation handle to make it much more convenient for handle 8. Loading Weight Standard loading weight of the shelf is 400KG, the experiment loading weight is 550KG 9. Welding Treatment Firm and durable for welding, no trachoma welds 10. Cover Material Apply with the electrostatic spray kind with long lifespan. Fine workmanship