On October 22, 2021, Prof. Yidong Huang was invited to visit the Department of Quantum Physics and Quantum Information, National Research Center for Micro Scale Material Science, University of Science and Technology of China (Shanghai), and gave a lecture titled "Novel Optoelectronic Chip Based on Micro/Nano Structure" at the QPQI Colloquium, introducing the latest research progress of our laboratory. Received the attention and praise of teachers and students. The QPQI Colloquium is a bi-weekly academic seminar initiated by Jianwei Pan, an academician of the Chinese Academy of Sciences. After the lecture, accompanied by Professor Yongheng Huo, Prof. Huang visited Mozi Satellite Ground station, Quantum Secure Communication Shanghai Control Station, cold Atomic Physics Laboratory, etc., and had a working lunch with Prof. Yuao Chen, Dean of school of Physics, and other professors.