Tien Bo Joint Stock Company announces the change in corporate structure and financial statements as follows:

Information before change:

-          Corporate structure:

þ  Having no affiliates or sub-units

• o Having sub-units
• oHaving affiliates  
• o Having affiliates and sub-units

-          Financial statements:

þ Uncombined/Unconsolidated financial statements

• o Combined financial statements
• o Consolidated financial statements

Information after change:

-          Corporate structure:

• o Having no affiliates or sub-units
• o Having sub-units

þ Having affiliates 

• o Having affiliates and sub-units

-          Financial statements:

þ Uncombined/Unconsolidated financial statements

• o Combined financial statements

þ Consolidated financial statements

Effective date: April 01, 2022.