invoices or pro-forma invoices as mentioned in Table-4 of Show Cause Notice, the learned Authorities ought to have considered that these are of date subsequent to Shipping Bill dated 18.05.2015, viz. S. No. 2, 7, 22, 23, 24 & 26 of Table-4 of Show Cause Notice; some of these relied upon documents relates to another firm i.e., Vikas Industries, viz. S.No. 16, 22 & 23 of the Table-4 of the Show Cause Notice. He also submitted that there is no parallel invoice or proforma invoice relied upon or available in respect of S. No. 1, 8, 9, 10, 11, 12, 13, 14, 17, 18, 19, 20, 21, 27 & 28 of Table-4 of Show Cause Notice; these relied upon parallel invoices or pro-forma invoices as mentioned in Table-4 of Show Cause Notice are of date much earlier to Shipping Bill dated 18.05.2015 viz. S. No. 3, 4, 15 & 16 of Table-4 of Show Cause Notice. He further submitted that relied upon evidences which pertain to earlier period, cannot be made basis for alleged overvaluation of impugned export consignment when there is no relevant or specific document is available in support of the allegation of the Revenue. 4.3 He further submitted that the proper course of action for the investigating officer was to conduct a market inquiry and verify the contemporaneous export prices of identical or similar goods exported by other suppliers; however, the investigating authorities failed to conduct any market inquiry to compare the value of the disputed export consignment, and no contemporaneous export price was brought on record. He also urged that there is absolutely no evidence or even an allegation on record to show any financial flow-back of funds from the foreign buyer to the Appellant. He also submitted that