Company Advantages
1. Hongfa electric roll up door is offered in a variety of sizes, that are broken down into formats: HDTV (16:9), NTSC or Video (4:3), Widescreen PC (16:10), Square (1:1), CinemaScope (2.35:1) and various other AV formats.
2. This product is known for its excellent performance and long service life.

3. Developing electric roll up door helps Shenzhen Hongfa Automatic Door Co, Ltd. make competitive advantage and market niche.
4. Our outer packing for high speed spiral door is safe enough for vessel transportation and railway transportation.

Company Features
1. Shenzhen Hongfa Automatic Door Co, Ltd. has been well accepted in the industry. Our management and marketing of electric roll up door make us the right partner for customers around the world. Equipped with modern production lines, Shenzhen Hongfa Automatic Door Co, Ltd. is mainly engaged in the production of high speed spiral door .
2. Advanced manufacture technology have been applied for spiral fast door processing methods in Shenzhen Hongfa Automatic Door Co, Ltd..
3. Shenzhen Hongfa Automatic Door Co, Ltd. has a unique corporate advantage with its spiral door . Contact! Shenzhen Hongfa Automatic Door Co, Ltd. aims to improve people’s lives through meaningful innovation on security door . Contact!