A six-day director general-level conference between Border Guard Bangladesh (BGB) and Indian Border Security Force (BSF) is going to begin on Tuesday in Dhaka.Human trafficking, cattle-drugs-arms smuggling will be discussed in the conference. A 23-member Indian delegation led by BSF DG DK Pathak will arrive in Dhaka soon. BGB DG Major General Aziz Ahmed will lead Bangladesh part.A joint declaration will be disclosed on December 26.