On May 3rd, Mr. Gao Zhuo returned to our group to visit the teachers and students. Mr. Gao was an undergraduate student supervised by Prof. Xi. He graduated from the CCME of PKU in 2001 and then went to Rutgers University in the United States for further study. Currently, he serves as the manager of Hangzhou Milestone Pharmatech Inc. He visited our lab and the exhibition boards under the guidance of Prof. Zhang. Finally, we took a group photo and expressed our gratitude to Mr. Gao Zhuo for visiting our group!