Prime Minister Manmohan Singh Sunday evening congratulated the Defence Research and Development Organisation (DRDO) for successfully test firing the indigenously built nuclear-capable Agni-III missile with a range of over 3,500 km.

"I convey my heartiest congratulations to the Defence Research and Development Organisation, the Advanced Systems Laboratory, Hyderabad and all members of the project team for the successful launch of the Agni-III missile today," Prime Minister Manmohan Singh said here.

"On behalf of the nation, I commend our scientists and engineers for their dedication, hard work and excellence in our march towards achieving self reliance in high technology areas and meeting the country's defence needs. Our scientists have always done our country proud and I wish them continued success in their future efforts," he added.

India Sunday successfully test-fired Agni-III missile, paving the way for its induction in the armed forces.