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Opening speed: 0.3–2.0 m/s (most products 0.6–1.5 m/s)

Chongqing Saiyang Fire Equipment Co., Ltd. obtained a patent in April 2026 (CN224107191U)

Daily Maintenance (Applicable to All Types of Rolling Shutter Doors)

The usage tips for roller shutter doors vary depending on the type (ordinary electric roller shutter door or fireproof roller shutter door) and the us

When choosing materials, more consideration should be given to lightweight, sturdy, and durable materials, so that even in special circumstances, they

Roller shutter doors are mainly used for space separation and security protection in buildings.

High-strength slats (such as aluminum alloy, stainless steel, or thickened steel) combined with precision locks effectively resist external force dama

The working principle of rolling shutter doors mainly involves driving the shaft to rotate via the drive device, causing the slats to coil or uncoil,