The necessary tests for Hongfa security door have been conducted. It has been tested with regard to formaldehyde content, lead content, structural stability, static loading, colors, and texture. 2.
The product features high stitching quality. A measuring tape is adopted to count the number of stitches per inch on at least two pieces per style to make sure stitch accuracy. 3.
This product has the required safety. Different requirements regarding architecture and risk classification of this product have been considered carefully in the manufacture.
Hongfa Automatic Door has improved its reputation and created a good public image over the years. 5.
It adapts to a variety of different scenarios. Company Features1.
Lots of people choose Hongfa for security door , which owns to Shenzhen Hongfa Automatic Door Co, Ltd.'s leading status in global market. In recent years, the development of Shenzhen Hongfa Automatic Door Co, Ltd. in high speed spiral door area is obvious to all. 2.
The technical strength of Hongfa has been building up with time goes by. Hongfa keeps optimizing the technology to produce spiral fast door. 3.
Our company is truly sustainable, having evolved from a rich heritage of commitment and dedication to sustainability. And the quest continues, as we are constantly evolving our products and innovating the processes for a sustainable future.