1, wrap the bottle cap with toilet paper or towel, and then unscrew it forcibly.

2. If the bottle cap is not particularly tight, you can turn the bottle upside down and pat the bottom of the bottle hard.

3, you can put it in the freezer of the refrigerator for a while, and then twist it after freezing.

4. Cut the connecting part between the bottle cap and the collar with a tool, and it will be easy to unscrew after cutting.