India urgently needs an indigenous TPE331-12B class turboprop engine to power its High Altitude Long Endurance (HALE) UAVs, HTT-40s, and Dornier aircraft. This move aims to reduce dependency on foreign technology and boost domestic defense manufacturing capabilities. Follow along with the video below to see how to install our site as a web app on your home screen. Note: This feature may not be available in some browsers. India urgently needs an indigenous TPE331-12B class turboprop engine to power HALE UAVs, HTT-40s, and Dorniers, reducing foreign dependency.