Shenzhen Hongfa Automatic Door Co, Ltd. is a well-known manufacturer of spiral door based in China. Our reputation proves our manufacturing capability. According to the material, Hongfa Automatic Door Company's products are divided into several categories, and roll up door is one of them. Quality assurance for Hongfa industrial doors is a highly demanding process. The product has been tested in many ways, such as substances, colorfastness check (CF to light, ozone, water, bleach), weather resistance, antibacterial & antimicrobial performance, and so on. The product features dust and insect prevention. Hongfa Automatic Door Company owns competitive production with a strong brand appeal. The product features trouble-free operation up to 150,000 times.
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