Mumbai, March 28 -- Generic Engineering Construction & Projects Ltd, Punjab Chemicals & Crop Protection Ltd, Nakoda Group of Industries Ltd and Innovana Thinklabs Ltd are among the other gainers in the BSE's 'B' group today, 28 March 2025.Sarthak Metals Ltd soared 20.00% to Rs 119.7 at 12:03 IST. The stock was the biggest gainer in the BSE's 'B' group. On the BSE, 21108 shares were traded on the counter so far as against the average daily volumes of 5057 shares in the past one month. Generic Engineering Construction & Projects Ltd surged 19.99% to Rs 28.81. The stock was the second biggest gainer in 'B' group. On the BSE, 1.33 lakh shares were traded on the counter so far as against the average daily volumes of 1.21 lakh shares in the pas...