The RD-93 is a turbofan engine designed for use in military aircraft, particularly the Chengdu J-10 and Shenyang J-11. It is a derivative of the RD-33 engine, which was originally developed in the Soviet Union. The RD-93 features advanced technology that enhances its performance, including improved thrust and fuel efficiency. This engine is known for its reliability and versatility, making it suitable for various combat and training aircraft. It is equipped with a digital control system that optimizes engine performance under different operating conditions, contributing to its effectiveness in modern aerial warfare.