Hongfa is manufactured using a variety of processes. That is, through mechanical drawing, stamping, painting, drying, polishing, testing, and assembly. 2.
The design of Hongfa complies with the principles below: accuracy, repeatability, simplicity&complexity, the management of friction, etc. 3.
This product is highly corrosion resistant. It can directly contact acid or alkaline detergents without being corroded in any case.
When I used this product, it fits well my machine. After a long time, it still can stand up the test of time thanks to its durability. - Said one of our customers. Company Features1.
Shenzhen Hongfa Automatic Door Co, Ltd. owns one of the largest manufacturing base in China with large modern production machines and facilities for Cold Storage Doors. 2.
Every piece of garage door storage has to go through material checking, double QC checking and etc. 3.
We believe innovation drives to success. We cultivate and enhance our innovative thinking and apply it to our R&D process. Besides, we continually invest in research and technology, hoping to provide unique and practical products for customers.