New Delhi: India is mapping a course to become a shipbuilding powerhouse, forging strategic joint ventures between its state-owned enterprises and maritime giants from South Korea and Japan. State-run enterprises are engaging companies including Hyundai Heavy Industries and Hanwha of South Korea and Mitsui of Japan, two people aware of the plans said, in an ambitious bid to secure a larger share of the global demand and reduce India's reliance on overstretched Asian shipyards. State-owned Cochin Shipyard Ltd (CSL) may join hands with Hyundai Heavy Industries for a new facility in Kochi, the people said on the condition of anonymity….