Bisleri International — Bitter taste in water

Address:

Dargah Road Burhani ice cream and cold drinks Rampura madhya pradesh pin code 458118

I have purchased 5 ltr bisleri water pack from the shop when I drink the water the taste get me hurted like a hard bitter taste and ask to replace the water pack but he doesn't allow kind look back towards .
And take action to solve this asap.
If we drink this water will get any disease now the pandemic is going on it is the trust for the bisleri that we have purchase solve this problem immediately. Your early action is highly appreciable