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    • Selection of wooden door hinge and slide
    • With the progress of the times, the use of hardware in wooden door products is more and more extensive. Most of the time, the quality of har
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    • Knowledge of wooden door installation
    • First, find out the door pocket and vertical plate, and align the joint according to the number on the back. The opening should be on the sa
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    • How to test the sound insulation of wooden doors
    • Sound insulation index is a very professional number, only rely on the business said, the role is not too big, so learning a little bit to c
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