1, it is possible that the bottle cap was not tightened, resulting in a wine leak during handling. In this case, just tighten the bottle cap.

It is possible that there is a crack in the wine bottle, which causes the wine to leak out. In this case, the bottle should be replaced.

3. It is possible that wine bottles collide with each other during handling, resulting in broken wine bottles and wine leakage. You should pay attention to this situation and handle it carefully.

4. It is possible that this bottle of wine has expired and the pressure is too high, which leads to expansion and wine leakage.