Douai has been tested based on the following test regulations. They include energy efficiency, energy consumption, working temperature, startup time, etc.
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Douai has been strictly tested. These tests include panels testing, plugs testing, voltage testing, and frequency testing and customer-requested testing.
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Douai is designed based on extensive research, testing and knowledge to create the optimal balance of waterproofing, tear strength and weight.
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With quality inspection from third-party companies, each phase of manufacturing is monitored so users can be confident that Douai is the most responsibly produced bedding in the market.
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The manufacture of Douai is of professionalism. The process mainly includes the following stages: the procurement of metal materials, fabrication of the frame, machining and assembly of component parts, and commissioning.
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Through the whole process of strict quality inspection, we ensure product quality to meet industry standards.