The Ethnography research group held a seminar on July 5th. In the meeting, Dr. Lv Yingying and Dr. Xu Yusi from Harvard STGA group presented how the Survey questionnaire was created at Harvard, followed with Dr, Jin Jing from Nanjing Innovation Center for Social Technology for Aging and Eldercare, Prof. Bai Zhenggang and his students from Nanjing University of Science and Technology's introduction of the process of them going into the local communities and collecting the pilot survey data in Lishui. The ethnography group members Prof. Pan Tianshu, Prof. Zhangmin and Prof. Wanghua joined the discussion. The meeting was led by Prof. Chen Hongtu.