Complex sentence: The Hindustan Aeronautics Limited of India is now developing the HAL Dhruv Helicopter (WSI) Weapon System Integrated named (RUDRA) it is a variant of Dhruv (ALH) Dhruv MK-4 to strengthen the fleet of attack helicopters.
Split into simpler sentences: The Hindustan Aeronautics Limited of India is now developing the HAL Dhruv Weapon System Integrated (WSI) helicopter named RUDRA. It is a variant of Dhruv (ALH) MK-4 to strengthen the fleet of attack helicopters.