1. The installation of the roller door machine must hav […]
14-09-2018
When the fire radiation intensity of the backfire surfa […]
08-09-2018
The electric button is activated and operated flexibly, […]
31-08-2018
1. The integrated bus is used internally, and the data […]
24-08-2018 1.The structure of the threshold must effectively preve […]
17-08-2018
The guide rail with smoke prevention performance must h […]
11-08-2018
1 . Average lifting speed: 3 m / min. 2. Fire resistan […]
03-08-2018 Profile The profiles of the rolling door on the market […]
27-07-2018 
