Spaced entry and exit, excellent dust protection: Hongfa rapid rolling shutter door has become an ideal door for packaging and printing factory expansion
With the continuous expansion of the market and the increasing production demand, the expansion project of the packaging and printing plant has become an important part of the development of the...
Rapid rolling shutter doors have completely replaced traditional rolling shutter doors. The switch is noiseless, smart and practical.
In the industrial door market, traditional rolling shutter doors once dominated. However, with the advancement of technology and the increase in user needs, the shortcomings of traditional rolling...
What if the auto-gate power goes out?
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...
Advantages and parameters of Hongfa fast door
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...