Goods STILL not deliverd after calling more than 30 times

So after complaining about tge way i was treated at Builders and my gooda not delivered even after their manager promised me that my goods will be delivered today .I still DONT have my PVC Ceiling...I am so dissapointed by the way i have been treated by this store...That they make empty promises even after u have spoken and complained about your issue over 30 times i have called and asked them to assist me and just deliver my goods but i still waiting..????????