1. Institute of Ultrasonic Technology, Shenzhen Polytechnic University, Shenzhen, China
2. Mechanical Engineering Department, Pakistan Institute of Engineering and Technology, Multan, Pakistan
3. United Arab Emirates University, Al-ain, UAE
4. National Transmission and Despatch Company, Limited, Islamabad, Pakistan
5. Omega Aviation Ltd, London, UK
6. Africa New Energies Limited, UK