How to operate speed door ?
Follow the directions while working speed door . In case you need help, phone us for necessary technical guidelines for maintenance and operation. We can encourage you in merchandise operation with an extensive package of solutions to guarantee you get the operational parameters supplied, we are convinced that you'll receive speed door installed correctly under our instruction.

Shenzhen Hongfa Automatic Door Co, Ltd. has established cooperation with many global customers for our high quality spiral door. The roll up door is one of the main products of Hongfa Automatic Door Company. It is manufactured in an audited facility that meets rigorous quality standards. The product has a high-efficiency door control system. Hongfa strives to create more added value for customers. The product is easy to operate with remote control.

For the mission of being the leading supplier, Hongfa has been striving to use the most advanced technology to produce spiral door. Contact!
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