Hongfa 3x3 spiral door is dyed using precise combinations of pressure, temperature and time. Through this process, its color effect is satisfying. 2.
All Hongfa security door are 100% visually inspected. The QC engineers continuously take random samples for detailed computerized dimensional and material compound analysis. 3.
The product is 100% hygienic. Being fired at very high temperatures to guarantee 100% non-porous, it has a very smooth and resistant surface against grease, odors, and bacteria.
With the characteristics that are highly attractive to buyers, the product is sure to be more widely applied in the market. 5.
This product has won the favor of new and old customers at home and abroad. Company Features1.
Shenzhen Hongfa Automatic Door Co, Ltd. is at a relatively high level in the security door industry. 2.
spiral door manufactured by Hongfa is popular for its high quality. With the realization of developing 3x3 spiral door ,Hongfa has successfully produced high speed spiral door which gained high comments. 3.
The brand positioning of the Hongfa brand is to enable each employee to serve customers with professional skills. Check now!