No feed back for a complain after 3 weeks

Below is the complain i sent to Nestle SA on the 04/05/2015 only received a acknowledgement on 04/05/2015 09h22 <br> <br> \I been having Nescafe Classic for many years prior to this I always had Nescafe Expresso till it was taken of the shelf's Has the strength of Nescafe Classic been changed as the nose and the taste not the same or it's just something wrong with the batch Batch no:L***9 Man 27-08-2014"<br> """