IJC discloses the information with explanation for the variation in profit after tax in the Income Statement of the audited Financial Statements for 2025 compared to the same period in 2024

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Ho Chi Minh city, 19 March,2026

- Ho Chi Minh City Stock Exchange.

1. Name of organization: Becamex Infrastructure Development Joint Stock Company

   • Stock code: IJC

   • Address: No. 230 Binh Duong Avenue, Phu Hoa Ward, Thu Dau Mot City, Binh Duong Province, Vietnam

   • Tel. 0274 3848789 E-mail: info@becamexijc.com

2. Spokesman: Trinh Thanh Hung. Position: Chief Executive Officer

3. Information disclosure type: Periodic □ Extraordinary □ On demand

4. Content of information disclosure:

   Becamex Infrastructure Development Joint Stock Company hereby discloses the information with explanation for the variation in profit after tax in the Income Statement of the audited Financial Statements for 2025 compared to the same period in 2024

5. This information was published on the Company's website on 19, March 2026, at the link https://www.becamexijc.com/Quanhecodong.

   We hereby certify that the information disclosed is true and correct and we bear the full responsibility to the law for the disclosed information.

   To:

   • As above;

   • Archives: Office of BOD

Organization representative

Legal Representative

TRINH THANH HUNG

Chief Executive Officer

Attached documents:

Letter No. 73/BecamexIJC-QLTC, dated 19 March, 2026

TTNB-26030039

No. 73/UC-QLTC

(Re. Explanation for the variation in profit after tax in the Income Statement ot the audited Financial Statements for' 2025 compared to thc same period in 2024)

Ho Chi Minli Ci! v, 1.9 Vurcli 2026

To: - State Securities Commission of Vietnams

- Ho Chi Minh City Stock Exchanse

Company name

Stock code Address

: Bccamex Infrastructure Development Joint Stock Company

: HC

: No. 230 Binh Duong Avenue, Phu Loi Ward, Ho Chi Minh City, ietnain

PuJsITfffff IG HOC /1' -cH/a/' No. 96/a°0z°0/TT-B TC clatei:I 16 Noi'en1her 2020 guiding

injot-itiation disclosif/e on the stock market,

Pia.Juant to the Coii1paii '.s .Atidited Financial Statements f!or 025.

Becamex Infrastructure Development Joint Stock Company hereby presents our explanation for:

• Becamex Infrastructure Det elopment Joint Stock Company hereby presents our explanation for the variation in profit aftcr tax in thc Inconic Statcincnt of the audited Financial Statements for 2025 compared to that for 2024 below:

1. The profit after tax of the Parent Company in 2025 increased by a 89% compared to the same period in 2024 due to: a 83% increase in total revenuc (primarily due tO a 201% increase in real estate revenue) and a 78% increase in total costs. These combined factors rcsultcd in a S9*/» increase in thc profit after tax.

   
   
   

   CODE-26030033

2. The profit after tax of the Group in 2025 increased by 69oZ» year on year due to: a 54% increase in total revenue (primarily due to a increase in real estatc revenue) and a 44% increase in total costs. These combined factors resulted in a b9% increase in thc profit after tax.

   • The variation in profit after tax in the Income Statement of the rcviewed Financial Statements for 2025 compared to the accumulated profit after tax in the Financial Statements for the 4'^ quarter of 2025 prepared by the Company below:

The audited profit aftcr tax in the Parent Company's Financial Statements and the Consolidated Financial Statements increase by 6% and 15% respectivcly. This was primarily due to the Company's adjustment of cost of goods sold for its projects. Besides, ln addition, the Company rcviscd its inx'estment in an associatc following the acquisition of additional shares. there by increasing its ownership interest in Bccamex Binh Phuoc Infrastructure Development Joint Stock Company. this resulted in the audited profit after tax for 2025 of the Parent Company increasing by 6% and that of the Consolidated Financial Statements increasing by 15%.

Yours faithfully.

To.

• As abo› c;

• Archive: File.

CVDL2603OO33