A three-day international conference of principals, jointly organized by City Montessori School Golf City Campus, Jopling Road Campus and Rajendra Nagar Campus II, was inaugurated by Kunal Silku, special secretary, labour department, on Thursday. More than 500 principals, teachers, and educationists from Australia, Nepal, Mauritius, and various states of India are participating in the meet. The educationists will engage in deliberations on creative reforms in education in line with contemporary needs.