Everfine(SZ:300306)2022-12-05 01:40Group 1: Company Overview - Hangzhou Yuanfang Optoelectronics Co., Ltd. is listed under stock code 300306 and is referred to as Yuanfang Optoelectronics [1] - The investor relations activity took place on July 18, 2017, in the company meeting room [2] Group 2: Investor Relations Activity - The activity involved specific object research, including communication between investors and company representatives [1] - Key personnel present included the Chairman Pan Jiangen, Vice Chairman Zou Jianjun, and other executives [1] Group 3: Communication Summary - Mr. Zhang Jie provided an introduction to the company's basic situation, followed by a Q&A session with investors [2] - Detailed content of the discussions is available in the attached documents [2]