What is raw material for spiral door in Hongfa Automatic Door?
The raw materials of spiral door are related to the unique manufacturing technology of our products. It cannot be disclosed here. It is certain that the quality and source of the raw materials are reliable. We have established long-term relationships with different raw material suppliers. Control over the quality of raw materials is critical equally to that of finished products.

Shenzhen Hongfa Automatic Door Co, Ltd. has long been focused on the R&D and manufacture of roll up door. The automatic door is one of the main products of Hongfa Automatic Door Company. Its climbing sale figure is the best testimony of the excellent performance and high quality. The edge of curtain features continuous injection molded teeth. Rapid development of new products, and rapid delivery of orders, can finally win the market. The product has the advantage of strong wind resistance.

Hongfa has been following the tenet that customer first. Contact us!
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