Very poor customer service ,rude staff, overpriced service hours

Very poor customer service, rude staff, and overpriced service hours The Customer Service is very poor 1. I received SMS confirming my car service day and time, stated at 07h00 on Saturday but they opening at 08h00. I was there 06h55 the security opened the gate for me for my safety. 2. Saturday trading hours is 08h00 to 12h00 (4hrs) but they charged me 5hrs SERVICE and the where done within 3hrs. 3. That Saturday i was struggling to get Uber ride to pickup my car, the guy was busy calling me and was very rude the tone of his voice and he hang down the phone on me when i called him back. 4. This was my 3rd time using their SERVICES I always paid 2.5 hours for SERVICE. 5. I picked up my car on 04 Monday I waited for 45 minutes for the service guys to bring my car. 6. The white guy that came after me to pickup his car was charged 1.5-hours for SERVICE and they brought his car within 15-minutes. 7. I was charged 5hrs but Saturday trading hours are from 08h00 to 12h00 (4hrs) that was the first time as i said it was my 3rd time using their services.