1. Bottle heating method: soak the bottle in hot water for 15 minutes.

2. Bottle cap heating method, put the bottle cap part downward into hot water and soak for 5 minutes.

3. Increase the friction method and use tools such as rough dry cloth, steel wire balls, etc. to unscrew the bottle cap.

4. Cap prying method: Insert a spoon or knife with a small tip into the slit between the cap and the bottle, pry up the edge of the cap, and when you hear a "bang" sound, unscrew it. Just open the bottle cap.