Announcement auction - VINACOMIN UONG BI ELECTRIC MECHANICAL JSC

The name of the Share Ownership Company

VIETNAM NATIONAL COAL AND MINERAL INDUSTRIES HOLDING CORPORATION LIMITED

The name of the Auction Issuer

VINACOMIN UONG BI ELECTRIC MECHANICAL JSC

Address

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

Business line

Mechanical processing, metal treatment and coating

Chartered capital

24,381,000,000 VND

Par value

10,000 VND/share

Beginning price

38,400 VND/share

Number of shares for a lot auction

862,306 shares

Number of shares for foreigners

862,306 shares

A competitive offering method

Each investor is issued a Competitive Offering Participation Form and is only allowed to record a maximum of 02 (two) purchase prices; the minimum purchase volume for each price level is 100 shares and is placed in multiples of 100 (except in the case of registering to buy all the shares offered); the total purchase volume of all prices must be equal to the number of registered shares.

Step price: 100 VND

Registration time and place

+ Time: From May 14^th, 2025 to 3:30 pm on June 05^th, 2025

+ Place: At Branches/ Trading Offices of PHS, detail as follow:

1. Phu My Hung Trading Offices

CR2-08 Building, 107 Ton Dat Tien, Tan Phu Ward, District 7, HCMC.

Phone: (+84 28) 5413 5478 Fax: (+84 28) 5413 5473

2. Tan Binh Branch

Park Legend Building, 251 Hoang Van Thu Street, Ward 02, Tan Binh District, HCMC.

Phone: (+84 28) 3813 2401 Fax: (+84 28) 3813 2415

3. District 3 Branch

4^th Floor, D&D Tower, 458 Nguyen Thi Minh Khai, Ward 2, District 3, HCMC.

Phone: (+84 28) 3820 8068 Fax: (+84 28) 3820 8206

4. District 1 Branch

Room 1003A, 10th Floor, Ruby Building, 81-83-83B-85 Ham Nghi, Nguyen Thai Binh Ward, District 1, HCMC.

Phone: (+84 28) 3535 6060 Fax: (+84 28) 3535 2912

5. Thanh Xuan Branch

5^th Floor, UDIC Complex Building, N04 Hoang Dao Thuy, Trung Hoa Ward, Cau Giay District, Hanoi.

Phone: (+84 24) 6250 9999 Fax: (+84 24) 6250 6666

6. Hai Phong Branch

2^nd Floor, Eliteco Building, 18 Tran Hung Dao, Hong Bang District, Hai Phong.

Phone: (+84 225) 384 1810 Fax: (+84 225) 384 1801

Time of deposit

+ Time: From May 14^th, 2025 to 3:30 pm on June 05^th, 2025

+ Customer transfer deposit (10% of the total value of shares registered for competitive offering at a beginning price in VND) to an account specified in the competitive offering regulations.

Time and place to submit the competitive offering slip

+ Time: Before 4:00 pm on June 10^th, 2025
+ Place: Drop Competitive offering slip directly into the box at the PHS branches/transaction offices mentioned above.

Note: Auction slip must be sealed in a sealed envelope and signed by the customer's signature on the sealing edge.

Time and place for Competitive offering

+ Time: 09:00 am on June 12^th, 2025

+ Place: Hanoi Stock Exchange (No. 2 Phan Chu Trinh, Trang Tien Ward, Hoan Kiem District, Hanoi City).

Time for deposit to buy shares

From June 12^th, 2025 to June 18^th, 2025

Time for refund the deposit

From June 13^th, 2025 to June 18^th, 2025