Sanlam I very poor regarding to their services and they only help people who are *****ing their claims

Good day it's Carol here,it's the second time I'm complaining about sanlam as I have claimed again this year and my claim was not successful. Now I can't with them on their WhatsApp business regarding my premiums which they refuse to pay back they're ignoring me and I've been requesting for call back several time still there is no response