What is the proportion of material cost to total production cost for self-repairing door?
It varies from different manufacturers who adopt different technology and work with different raw materials suppliers. In order to ensure the quality of self-repairing door, it is necessary for a professional manufacturer to put the necessary investment in raw materials selection before production. Except for the well-selected material, the manufacturing cost on it including especially high technology, labor investment, advanced equipment cost and so on is indispensable as well.
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Shenzhen Hongfa Automatic Door Co, Ltd. is a professional and reliable supplier and manufacturer of custom roll up doors. cold storage doors is one of Hongfa Automatic Door Company's multiple product series. Our dedicated QC team takes immediate measures to improve the quality of this product. The product does not need hand operation. People can be assured that it can offer them effective power solution with its safe and reliable electricity performance with large capacity. Its curtain is available in various colors.
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Under the principle of customer first, we will seriously consider customer suggestion, handle customer complaints, and strive to give solutions within one day.

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