A more potent version of the indigenous Tejas multirole combat jet featuring a much powerful engine, greater load carrying capability, next-generation electronic warfare system and an array of superior avionics is expected to be rolled out next year and its first high-speed trials will start in 2023, Chairman and Managing Director of Hindustan Aeronautics Ltd R Madhavan has said. He said the structural package and other work on the Tejas Mark II is progressing well and its production is likely to start somewhere around 2025. He said the upgraded version will have a bigger fuselage, longer range, better maintainability, greater load carrying capability, much stronger engine power and superior net-centric warfare systems.