On July 21st, at the invitation of our school's president, Professor Witold Pedrycz, a professor from the Electrical and Computer Engineering Department of Alberta University in Canada, a researcher at the Institute of Systems of the Polish Academy of Sciences, a foreign member of the Polish Academy of Sciences, and a fellow of the Royal Society of Canada, came to our school for a visit and exchange. He also held an exchange symposium in Room 302 of Zhiyuan Building and the symposium was chaired by Vice President Jia Tao of our school.