Mumbai, March 13 -- K&R Rail Engineering Ltd, Archidply Decor Ltd, Sprayking Ltd and Pearl Global Industries Ltd are among the other losers in the BSE's 'B' group today, 13 March 2025.S.M. Gold Ltd lost 9.96% to Rs 15.1 at 14:32 IST.The stock was the biggest loser in the BSE's 'B' group.On the BSE, 13582 shares were traded on the counter so far as against the average daily volumes of 22750 shares in the past one month.K&R Rail Engineering Ltd tumbled 8.67% to Rs 159.65. The stock was the second biggest loser in 'B' group.On the BSE, 2.89 lakh shares were traded on the counter so far as against the average daily volumes of 1.4 lakh shares in the past one month.Archidply Decor Ltd crashed 7.93% to Rs 63.53. The stock was the third biggest l...