As one of the well-known leading manufacturers in China, Shenzhen Hongfa Automatic Door Co, Ltd. insists on high quality and professional service. spiral door is one of Hongfa Automatic Door Company's multiple product series. The manufacture of Hongfa industrial doors complies with the regulations for furniture safety and environmental requirements. It has passed flame retardant testing, chemical flammability testing, and other element testings. The edge of curtain features continuous injection molded teeth. This product is ensured to be of high quality under the supervision of a quality team. Featuring a high-speed door motor, it has a stable performance.
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