The 2021 International Conference on Control Science and Electric Power Systems (CSEPS 2021) will be held on May 28-30, 2021 in Shanghai, China. CSEPS 2021 is to bring together innovative academics and industrial experts in the field of Control Science and Electric Power Systems to a common forum. The primary goal of the conference is to promote research and developmental activities in Control Science and Electric Power Systems and another goal is to promote scientific information interchange between researchers, developers, engineers, students, and practitioners working all around the world. The conference will be held every year to make it an ideal platform for people to share views and experiences in Control Science and Electric Power Systems and related areas.