1. Qingshuihe Campus Ringgold standard institution, School of Mechanical and Electrical Engineering, University of Electronic Science and Technology of China, Chengdu, People’s Republic of China
2. College of Nuclear and Automation Engineering, Chengdu University of Science and Technology Ringgold standard institution, Chengdu, People’s Republic of China
3. Electrical Department, Sukkur IBA University Ringgold standard institution, Sukkur, Pakistan
4. Sharif College of Engineering and Technology Ringgold standard institution, Lahore, Pakistan
5. Shaheed Benazir Bhutto University Shaheed Benazirabad Ringgold standard institution, Shaheed Benazirbad, Pakistan