Safety: NJMM scaffold adopts welding steel tube of high-intensity, high-frequency stipulated by JIS G34444 standard. It is made by advanced processing technique and strict quality control. Testing shows all indexes are fine and its product owns well safety. Superiority: The product is made by high-frequency steel and hot dip galvanizing technique, which makes it light, economical, durable and extremely reduces the repeatedly painting so as to reduce the cost. Our scaffolding is easy to fit, light in weight, which greatly improves work efficiency.