Indian Air Force — Pension difference

Address:

No 23 7th street nethaji nagar thirumullaivoyal chennai 600062

Sir 722881f devarajanprakash got discharge from service after completing 20 yrs of service. 31dec2011.my last drawn pay was 10860.but in the ppo it is mentioned as 10550.due to that I am getting less pension. I had raised many querry, hard copy also sent to dav but no response. At the same never attain the call which we are making. It shows no importance is given to ex service.