Is spiral door tested before shipment?
Spiral door is tested before shipment and this inspection is completed based on regular QC Evaluation, or depending upon customer requirements. Samples are selected and inspected for flaws at random, according to those criteria and procedures. For all those, Pre-Shipment Inspection is an important measure in the quality management procedure and is the method for checking the quality of spiral door until they're sent.
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Shenzhen Hongfa Automatic Door Co, Ltd. mainly develops, designs, and produces high-quality industrial roller doors. We have made much effort to maintain our dominant position in the market. According to the material, Hongfa Automatic Door Company's products are divided into several categories, and custom roll up doors is one of them. The design of Hongfa industrial roller doors is the result of professional knowledge. It takes into account the principles of biomechanics, the principle of physical structural mechanics and ergonomics, and the Weight Distribution System (WDS). Featuring a high-speed door motor, it has a stable performance. The product is temperature resistant. It is used in high-temperature applications without affecting its physical or chemical properties. Its steel structure provides strong support.
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Hongfa believes that the principle will provide strong guarantees to better promote the advances of the company. Get info!

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