Hongfa Automatic Door Parts - manufacturer, factory, supplier from China

Now many factories have installed fast roller shutter door, which brings great convenience to the access channel, but in the process of use, we may also encounter a sudden power failure of the...

Now the use of fast doors is becoming more and more common, and has created more and more fast door manufacturers in the domestic market. Each fast door manufacturer has its own advantages and...

Let's take a look at the three positioning methods of the high-speed door. High-speed door is another name for fast rolling door and high-speed rolling door. The high-speed door has many functions...

There are many types of automatic door fittings. Their use enables the automatic door to recognize the action of the person approaching the door as a control unit that opens the door, opens the door...