Home India Industry 4.0 necessary to hike manufacturing share in GDP: Ex… India Industry 4.0 necessary to hike manufacturing share in GDP: Ex… By K S Rao Kunchala - January 31, 2017 0 RT @rabhishek1982: Industry 4.0 necessary to hike manufacturing share in GDP: Experts https://t.co/E3Ar28ZFJN