Ai group a Army Gd,SSC GD(BSF,CRPF,CISF,ITBP) RRB GROUP D,PSC CLERK, WB POLICE,KOLKATA POLICE AND OTHER EXAM AR STUDY MATERIAL DAWA HAY ..sompurno free te....join my what's up group ..ar sob kichu bengali te dawa hobe tar satha english oo thakbe...🎯🎯🎯