ZPH(SZ:000507)2022-12-04 08:46Group 1: Investor Relations Activity - The investor relations activity included an analyst meeting on March 20, 2018, from 10:30 to 11:30 AM [2] - Participating institutions included multiple securities firms such as 联讯证券, 华泰证券, and others [2] - The meeting was held at the conference room 203 of the Zhuhai Port Co., Ltd. building [2] Group 2: Key Personnel - Key attendees included Mr. Ou Huisheng (Chairman), Mr. Huang Zhihua (President), and other executives [2] - The meeting was supported by relevant staff members including the CFO, Ms. Chen Hong [2] Group 3: Attachments - The meeting included an attachment detailing the minutes from the 2017 annual performance conference call [3] - The date of the attachment is also March 20, 2018 [3]