Report on results of transaction in shares of internal person - Mr. Nguyen Quoc Huan

Report on results of transaction in shares of internal person - Mrs. Nguyen Thi Hoang Lan

Report on results of transaction in shares of internal person - Mr. Pham Nghiem Xuan Bac

Report on results of transaction in shares of internal person - Mr. Trinh Hoai Giang

Report on results of transaction in shares of internal person - Mr. Lam Huu Ho

Report on results of transaction in shares of internal person - Mr. Le Anh Quan

Report on results of transaction in rights of internal person - Mrs. Than Thi Thu Dung

Information disclosure 85.2021_Revocation & New updating of issuing notice for warrant TPB-HCS-MET01

Information disclosure 84.2021_Change in the number of voting shares

Information disclosure 83.2021_Report on results of share public offering

Information disclosure 82.2021_Board's resolution on results of exercising issue rights in the share public offering

Information disclosure 81.2021 _ Issuing notice and prospectus of 12 covered warrants