1. Place the paper cutter at 90 degrees on the top of the bottle, rotate the bottle mouth with the blade, and cut the tin foil paper;

2. Insert the bottle opener needle into the bottle from the middle of the cork, and protect the bottle mouth with a plastic protective sleeve;

3. Move up and down to inject air into the bottle until the cork slips out of the bottle mouth (usually every bottle of wine can be opened 4-7 times);

4. Use the small plastic slider on the protective sleeve to pull out the cork from the air needle.