Sub: Amendment to equity Listing Agreement

To all the listed companies

We once again draw the attention of all listed companies to the provision of SEBI Circular Ref. No.

CIR/CFD/DIL/7/2011 dated October 05, 2011.

Kindly note that SEBI vide the above mentioned Circulars have stipulated some amendments in the shareholding pattern as per clause 32 and in the un-audited quarterly results (clause 41) as per the Listing Agreement. Please also note that one new clause 35A has been inserted after clause 35 of the listing agreement.

All the listed companies are requested to submit the relevant data, to enable the Exchange to take necessary action at its end and the same will be effective with effect from the quarter/financial year ending on December 31, 2011.

For THE CALCUTTA STOCK EXCHANGE LTD.

(SATYABRATA SAHOO)

GENERAL MANAGER- (OPERATION)