2. After careful positioning and measurement, you can drill with an electric drill, and be careful not to shift when drilling.
3. After drilling holes on both sides, fix them with self-tapping screws, then drill holes in the middle, and then fix them with screws with a screwdriver.
4. Then install the crossbar and wipe the bottom of the wardrobe first.
5. Positioning of the lower rail: first place the sliding door in the upper and lower rails, adjust the position to make the sliding door achieve the best sliding effect, and then drill and fix it like the rail installation method. Then fix the position of the lower rail and clean the inner layer of the rail with a brush.