FOUR Left parties of Punjab -- CPI(M), CPI, CPM Punjab and CPI-ML (Liberation) -- organised a state-level convention at Desh Bhagat Yaadgar Hall in Jalandhar on November 6. More than 3,000 workers, peasants and other sections of the working people participated in the convention, presided over by Bhupinder Samber, Gurchetan Singh Basi, Harkanwal Singh and Gurnam Singh Bhikhi. The convention decided and declared that a sustained and phased mass struggle will be launched for settlement of the 15-points charter of demands.