Prof. Chen attended the ACGG9 Conference held in Hong Kong and gave a long talk. After the meeting she visited Benzhong Tang’s group in Hong Kong University of Science and Technology and To Ngai’s group in Chinese University of Hong Kong, where she gave research seminars respectively. During her stay at CUHK, Professor Chen visited the light scattering system in Professor Chi Wu's group once used by Professor Jiang in the 1990s and discussed with Professor Liming Bian.