MISSION & OBJECTIVE EDITORIAL BOARD CALL FOR PAPERS AUTHOR GUIDELINES SUBSCRIPTION ARCHIVES Vol.9 Issue 7, Jul, 2021 Back Particulars Page No A Study on Digital Marketing and its Impact in Chennai DistrictDr.R.Gurunathan 01 - 04 Exporting Performance of Marine Products in India from 2010-19Kattungi Vijaya Sekhar and Dr.A.Irin Sutha 05 - 10 Experimental Study on Light Transmission Concrete by Using Plastic Optical FibreKisan Kumar Mandal, Aparna Sah, Pranav Verma, G. Arun Kumar, B.Srinivasa Rao and GDR Naidu 11 - 18