I am Jinyuan Li, and I graduated with a bachelor's degree from Henan University of Science and Technology.I am very happy to be a number of Prof. Sun's group as a postgraduate student. I usually enjoy playing volleyball, and I use my free time for physical exercise. I follow the motto that "Instead of complaining about the environment, I should strive to improve myself".(与其抱怨所处环境，不如努力提升自我。)