Shenzhen Hongfa Automatic Door Co, Ltd. is a trustworthy Chinese supplier of cold storage doors. Our business includes product concept, development, designing, and manufacturing. According to the material, Hongfa Automatic Door Company's products are divided into several categories, and roll up door is one of them. The manufacturing of Hongfa industrial roller doors covers some basics steps. They are the research based on feet shape, CAD design, material cutting, stamping, sewing, and stitching, and assembly. The product is characterized by low noise. The product has excellent mechanical strength and loading capacity. It is treated with die-casting under high-temperature and high-pressure conditions, therefore its structure is firm and tough. Its special zipper design structure connects eliminates gaps.
The Hongfa people has been developing the spirit of custom roll up doors to serve each client well. Inquire online!