Igst export refund of Accumulated ITC

I  the exporters which I have Accumulated ITC Amount to be get Refund  from october 2017 to March 2018  of Export Refund 

we Have submitted All the hard copy document to Assistant Commissioner of commercial tax office at Vaniyambadi Circle for Necessary Action to get my Amount Refund so far there is no reply on my issue

I am small exporter my Amount has been pending in Government Account since 12 months how can i survive my business , its effects my financial position and capital flow to my business 

I dont know this mail will sounds me a lot finally i came to know the officer is finally looking for one document that is LUT for 2017-18  for non submission 

for this information i have attached the GST council 22 nd meeting held at delhi which given clearly export package for GST exporters 

mentioned column E . specifies " Exporters have been exempted from furnishing Bond and Bank Guarantee when they clear goods for export."
please help me out to get my Igst amount refund