We have conducted many exchanges and cooperation with UL certification company, and discussed the material properties of fire door industry and the best choice.
We will testing the wooden fire rated door with 90 mins fire rated in next month.
- Mar 23, 2019-
We have conducted many exchanges and cooperation with UL certification company, and discussed the material properties of fire door industry and the best choice.
We will testing the wooden fire rated door with 90 mins fire rated in next month.