The Board of Directors of Tan Binh Cultural Joint Stock Company (ALTA) respectfully invites our esteemed Shareholders to attend the 2025 Annual General Meeting of Shareholders, with the following details:

1. Venue: QUEEN PLAZA Wedding & Convention Center, 91B2 Pham Van Hai Street, Ward 3, Tan Binh District, Ho Chi Minh City
2. Time: 9:00 AM, Monday, April 21, 2025