According to the announcement of the Zhitong Finance APP, Weisibo (688718.SH) announced that Mr. Guo Tiangang, the company’s core technical personnel, recently applied to resign due to personal reasons and has completed the departure procedures. After leaving the company, Mr. Guo Tiangang no longer holds any position in the company.

Mr. Guo Tiangang has signed a confidentiality agreement with the company, and there is no dispute or potential dispute involving job performance, intellectual property rights, etc. Mr. Guo Tiangang's resignation does not affect the integrity of the company's patents and other intellectual property rights.