Bharat Dynamics Limited is an India-based company, which is engaged in the manufacturing of guided missile systems and allied equipment for the Indian Armed Forces. The Company is working in collaboration with the Defence Research and Development Organisation (DRDO) and foreign original equipment manufacturers (OEMs) for manufacture and supply of various missiles and allied equipment to the Indian Armed Forces. It has a product portfolio consisting of surface to air missiles (SAMs), air-to-air missiles, anti-tank guided missiles (ATGMs), underwater weapons, launchers, countermeasures and test equipment. Its products include Akash SAM, Astra Weapon System, Milan 2T ATGM, Konkurs - M ATGM, submarine fired decoy and heavy weight torpedo. The Company also offers product life cycle support and refurbishment/life extension of vintage missiles. The Company also commenced the export of selected defense equipment and has entered into strategic alliances with public and private sector companies.