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Ⅰ. The motor of the automatic rolling door shakes or its noise is too loud1. Reasons: The occurrence of this situation should be the brake disc of the rolling door is not fastened, broken or unbalanc...

Fast roller shutter doors refers to the door with a running speed of more than 0.6 meters per second. It is a barrier-free isolation door with fast lifting. The main function is heat preservation, moi...

The industrial door should be timely inspected and maintained in the process of use. Enterprises should develop good habits when using the industrial swing door. It can not only reduce the failure rat...

The industrial door is consist of a series of door planks that rise along the track. The main balance of the industrial door is ensured by the handlebar spring system or counterweight system. The trac...

BEIJING, March 8 ( Xinhua ) --China is accelerating the construction of " new infrastructure, " which is expected to bring new drivers for the economy

BEIJING, March 8 ( Xinhua ) --China is accelerating the construction of " new infrastructure, " which is expected to bring new drivers for the economy

BEIJING, March 8 ( Xinhua ) --China is accelerating the construction of " new infrastructure, " which is expected to bring new drivers for the economy

BEIJING, March 8 ( Xinhua ) --China is accelerating the construction of " new infrastructure, " which is expected to bring new drivers for the economy