Douai is strictly scrutinized and tested. It is required to test in terms of its cutting, stamping, extrusion, anodizing, and polishing quality and overall mechanical properties. It will not result in stains which can affect the surrounding clean area
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The design of Douai is the application of various disciplines. They include mathematics, kinematics, statics, dynamics, mechanical technology of metals and engineering drawing. Its excellent strength can make it retain original shape at both very high and very low temperatures
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Douai has passed the following test. It has been tested in terms of statics, dynamics, material strength, vibration, reliability, fatigue, etc.
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Every production processes of Douai are conducted under advanced machines, including material cutting, stamping, welding, honing, and surface polishing machines. Treated with the PVD color coating, its surface is highly resistant to scratches and wear
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The check for Douai is strictly executed. All its components are thoroughly inspected for dimension specification and chemical composition. Featuring reusability, this product is environmental-friendly
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Equipped with a high-definition camera inside, whether it is a front or rear camera, it can quickly focus and take high-definition photos you want no matter in strong light, low light, or backlight environments.