Inkomazi that rots before expiry date

Your Inkomazi rots before expiry date, this is not the first time I reported this, you can check even last year I have been complaining about this, I bought 2L Inkomazi, exp date is 12 March 2018, today is the 5th March 2018 and it has already expired, we opened it, ate it twice, now it is exprired already the kids wanted to eat it....I have always loved it from childhood, but it is no longer the same, been complaining since last year about this and you have been ignoring me,the bottle or container just swells up and then that's it you cant eat it anymore and you have to throw it away, I gave up on buying it last year because of this and the fact that you just ignore me, I gave it another chance now here I am again complaining about the same thing, I do not have the slip anymore otherwise I will send it back to the shop....but the barcode is ********** 048806, Use by 12 March 2018 L3 CFT11A INC7( use by 15;38)................boom it is the 5th March and it is already rotten,,,maybe it ha been rotten one day after we opened it but we only noticed now, I want to be refunded all the money I have been wasting on your INKOMAZI products, I will never buy again