S.A.POSTAL SERVICES -no second chances!!!!

Good day, I posted a parcel RJ1141....786 ZA ON 18 MARCH 2020 in the GARDENS, CAPE TOWN, Branch. registered.TOTAL R 229.50 for dlivery in London. it has never arrived. No one answers my calls at the call centre nor my e mails. I wont be using Po services in future.