Port Blair, Feb 21: The Andaman & Nicobar Territorial Congress Committee President, Shri. Rangalal Halder has suspended Shri. Manoj Biswas, Shri. Animesh Halder, Smt. M. Panchawarna and Shri. Ismail from the primary membership of Congress Party for a period of 6 years with immediate effect for anti-party activities.