Does cold storage doors have warranty period?
Shenzhen Hongfa Automatic Door Co, Ltd. hopes you are satisfied with the purchase. If your product needs repair during the warranty period, please call us. Your satisfaction with the order is our primary concern.
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Hongfa Automatic Door Company is an independent and well established Chinese company with longtime experience. We develop and manufacture top-quality self repairing high speed doors. According to the material, Hongfa Automatic Door Company's products are divided into several categories, and spiral door is one of them. Hongfa roll up door has to go through a range of performance tests. They are mainly tests of anti-slip resistance, antibacterial performance, temperature resistance, as well as colorfastness to rubbing. This product is shrinkage resistance. The mercerizing technique is conducted to change its fabric structure, while at the same time, a certain pressure is added to improve its fabric tension. Its special zipper design structure connects eliminates gaps.
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Implementing the strategy of cold storage doors suppliers is the strategic requirement for the sustainable and healthy development of Hongfa. Inquire now!

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