Notice of Auction: Vietnam National Coal and Mineral Industries Holding Corporation Limited at Uongbi Electric Mechanical Joint Stock Company

1. The company information:

- The owner: Vietnam National Coal and Mineral Industries Holding Corporation Limited

- The issuer : Uongbi Electric Mechanical Joint Stock Company

- Address: Group 13, Zone 8, Bac Son Ward, Uong Bi City, Quang Ninh Province

- Company instruction: Mechanical processing; metal treatment and coating

- Charter capital: 24,381,000,000 VND

- Name and address of the auctioneer: HanoiStock Exchange – 02 Phan Chu Trinh, Trang Tien Ward, Hoan Kiem Dist, Hanoi city.

- Time of auction: 09h00 12/06/2025

Type of offered shares	Common shares
Par value	10,000 VND/share
Initial price	38,400 VND/share
Incremental bid price	100 VND
Total shares offered	862,306 shares
Minimum shares investors to purchase	100 shares
Maximum shares for domestic and foreign investors to purchase	862,306 shares
Deposit’s proportion	10% of value of shares’ quantity that each investor registers at initial price

2. Providing application form to auction participants, Submission bidding slips:

	Time		Place
Providing application form and deposit	8h00 14/05/2025 – before 15h30 05/06/2025		Vietcap
Submission of bidding slips	Before 16h00	10/06/2025	Vietcap
Payment of shares	12/06/2025 – before 16h00 18/06/2025		Vietcap
Refund deposit to unsuccessful bidders	13/06/2025 – 18/06/2025		Vietcap