2020 IEEE PES Asia-Pacific Power and Energy Engineering Conference (APPEEC) was held both online and on site, from Sep 20th to Sep 23rd, 2020, in Nanjing, Jiangsu, China. APPEEC is one of the world's premier power system conferences. Mr. Yuan Nie and Dr. Yu Liu attended the conference on site. This year PSPAL has one peer-reviewed conference paper accepted where Mr. Yuan Nie is the first author and Dr. Yu Liu is the corresponding author. The oral presentation of the paper was given by Mr. Yuan Nie in session "Power Quality, Protection and Electromagnetic Compatibility".