Over charged and no deliveries made

This company is like it is making money out of people for no apparent reasons, on the 15th August 2015 i paid the sum of R 2500 (clearing Agent), again on the 15 September 2015 i paid R 4650 they said is for registration and insurance, again on the 18 September 2015 i paid R 2850, again paid R 5920 they said is for SARS Customs, on the 25 September i paid R 5860 for delivery and now they want money for the flight, what was the Delivery charges for. This company is full of ****. So in full i paid R 21780 Oh come on guys. I guess this company is Bankrupt