Is there free spiral door sample provided?
Please contact our Customer Service for the information about the sample of spiral door. The cost depends on the type of sample and whether a new tool is needed to produce its components. When ordering a factory sample that is already made instead of being manufactured according to the required design and specification, for example, you normally only need to pay for shipping. However, when ordering custom product samples, you may end up paying sn amount of money - all depending on the cost of the tool (if any).
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Shenzhen Hongfa Automatic Door Co, Ltd. is a well-known Chinese company engaged in the development, manufacture, distribution, and marketing of high-quality self repairing high speed doors. According to the material, Hongfa Automatic Door Company's products are divided into several categories, and cold storage doors is one of them. Hongfa industrial roller doors will be analyzed with regard to different facets. It will proceed with an examination for its colorfastness, dimensions, materials safety, solvents' ingredients, bacteria resistance, odor, etc. The product has outstanding insulation save energy. Hongfa Automatic Door Company takes the market as an opportunity, and constantly blazes new trails. The product does not need hand operation.
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Hongfa pays high attention to the service of customers. Inquire!

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