SHILLONG: A contingent of 9 Taekwondo players of the State accompanied by two officials of the Meghalaya Taekwondo Association left Shillong for Barabanki (UP) on Tuesday to participate in the 9th Open National Taekwondo Championship 2012 organised by UP Taekwondo Association under the aegis of Taekwondo Federation of India, scheduled to be held from May 4-6, 2012.