The production of Hongfa security door includes the following stages: concept development, detailed mechanical design&control systems design, manufacture, and final commissioning. 2.
Hongfa 3x3 spiral door is produced under mature machines. They are the sewing machine, automatic cutting machines for fabric, catcher, chain stitch machine, etc. 3.
Its quality is guaranteed by a team of people who are dedicated to improving the whole the quality control system.
The product delivers a long lifetime performance, so people are free of replacing bulb frequently, saving a lot of energy costs. Company Features1.
Shenzhen Hongfa Automatic Door Co, Ltd. has grown into a trustworthy manufacturer of 3x3 spiral door with years of development. We have a heritage of excellence for years. Shenzhen Hongfa Automatic Door Co, Ltd. has engaged in the manufacturing of security industrial fast door for years and achieved outstanding manufacturing ability and industrial experience. 2.
Shenzhen Hongfa Automatic Door Co, Ltd. has been centered on the development technology of security door . We have realized the continuous growth of production and sales volume. Most of our products enjoy popularities in many countries around the globe. 3.
We are marching forwards a more environmental-friendly and greener production way. We promise to eliminate any practices that will harm society and our environment. For example, during production, the waste will be carefully handled by our QC team. By investing in our workforce, acting responsibly with regard to the environment, and delivering innovative packaging solutions for our customers, we continue to make our business more sustainable.