OPEN INVITATION: STRATEGIC CO-SITING INVESTMENT OPPORTUNITIES AT NGHI SON REFINERY AND PETROCHEMICAL

Nghi Son Refinery and Petrochemical LLC (NSRP) is pleased to invite potential investors to explore strategic co-siting investment opportunities within the NSRP Refinery Complex in Thanh Hoa Province, Vietnam.

Through this initiative, NSRP is seeking partners to develop new production facilities within the refinery boundary, leveraging direct access to feedstock, utilities, logistics, and existing infrastructure.

Co‑Siting Investment Opportunities

1. Sulfuric Acid Production Plant:

• Feedstock: H₂S-rich gas recovered from the acid gas stream of the Amine Regeneration Unit (ARU).
• Capacity: 350 KTPA of sulfuric acid (98%).
• Product offtake: Partially for NSRP internal consumption, with the remaining volume supplied to the domestic market.

2. Ammonia Recovery Plant:

• Feedstock: NH₃ recovered from the sour water stream of the Sour Water Stripper (SWS).
• Capacity: 49 KTPA of 25% aqueous ammonia solution.
• Product offtake: To be used for NSRP flue gas treatment processes and nearby facilities, with surplus volume marketed domestically.

 Strategic Advantages of Co-siting with NSRP

NSRP offers investors a highly compelling co-siting platform with key advantages, including:

• Reliable feedstock and fully integrated utilities
• Ready-to-develop land within an operating refinery complex
• Deep-water port and established logistics infrastructure
• Reduced capital expenditure (CAPEX) through shared facilities and services
• Accelerated project development and implementation
• Strong operational, technical and safety integration
• An operating refinery environment with existing industrial infrastructure
• Long-term, sustainable demand

Proposed Partnership Structure

NSRP currently envisages a Business Cooperation Contract (BCC) model, enabling collaboration without the establishment of a new legal entity. Under this structure:

• NSRP provides feedstock, utilities, land, infrastructure, and operational support
• Investor provides capital investment, technology, and market access
• Revenue and benefits are shared based on mutually agreed commercial principles

This structure is intended to support efficient implementation while ensuring transparent governance and aligned interests.

Desired Partner Profile

NSRP welcomes interest from partners who demonstrate:

• A strong commitment to long-term strategic cooperation with NSRP
• Proven financial capability and funding capacity
• Solid experience in the chemical industry, preferably covering both chemical production technologies and market development
• A clear commitment to governance, regulatory compliance, and ESG standards

This Open Invitation is issued to facilitate the initial identification and long list formation of interested parties. Based on the responses received, NSRP will review the suitability of interested parties and identify a shortlist for the next stage of engagement.

Parties interested in the proposed co‑siting opportunities are invited to confirm their interest by email to the contact point indicated below no later than 15 May 2026. The submission should include:

• A company brochure/profile, and
• Audited financial statements for the most recent three (03) fiscal years

Contact Information

Interested parties may submit their expression of interest and any related inquiries to the following email address: co-sited.projects@nsrp.com.vn

NSRP looks forward to engaging with capable and committed partners to unlock new value and build long-term strategic cooperation.

Disclaimer: This Open Invitation is issued solely to invite expressions of interest from potential investment partners and to support NSRP’s initial identification and assessment of parties that may be suitable for further engagement in relation to the co-siting opportunities described herein. It does not create any commitment or obligation on the part of NSRP to proceed with any party, project, or transaction. Any subsequent engagement or selection process, if pursued, will be conducted separately at a later stage and will be subject to its own requirements, terms, conditions, and applicable approval process.