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Business alliance4888STELLA PHARMA CORPORATIONPharmaceuticals

Notice of the Execution of an Agreement with CBSH and Pengbo for Development and Sales Partnerships to Expand into the Mainland Chinese Market

STELLA PHARMA CORPORATION has entered into an agreement with CBSH and its subsidiary Pengbo for development cooperation aimed at obtaining approval for the BNCT drug STELBORONINE® in mainland China, as well as establishing an import and sales framework following approval.

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Agreements reached under this partnership

Business alliance
4888STELLA PHARMA CORPORATION
Alliance partnerChina Biotech Services Holdings Limited (CBSH) / Pengbo (Hainan) Boron Neutron Medical Technology Co., Ltd. (Pengbo)
Details of the alliance
  1. 1

    STELLA PHARMA CORPORATION, CBSH and Pengbo will jointly promote a real-world study using real-world data obtained in the Hainan Island medical special zone, with the aim of obtaining NMPA approval for the Company's drug in mainland China.

  2. 2

    CBSH, Pengbo or a party designated by either company will act as the applicant to the regulatory authorities as the domestic agent in China, and will be responsible for securing the resources necessary to obtain approval in mainland China and promoting development activities.

  3. 3

    Meanwhile, as the overseas marketing authorization holder, the Company will provide the quality, nonclinical, clinical and other data required for the NMPA application that it owns and manages, and will support the approval process.

  4. 4

    The Company will appoint Pengbo exclusively as its domestic agent in mainland China.

  5. 5

    A corporation designated by CBSH will serve as the general import agent, and a framework will be established for imports and sales in mainland China.

  6. 6

    The Company and Pengbo will jointly establish pharmaceutical regulatory systems, including quality management, safety management and traceability systems.

  7. 7

    The agreement also sets out provisions concerning the term and extension of the general import agency arrangement, as well as the basic terms for matters necessary to advance development, applications and sales preparations in mainland China.

These are items that the documents state the two companies will work on. The lines above and below represent arrangements between the two companies.

About the partner
Business DescriptionCBSH's BNCT business. Pengbo is a CBSH subsidiary that operates a BNCT center in the Hainan Bo'ao Lecheng International Medical Tourism Pilot Zone.
Impact on Business Performance

The impact of this matter on results for the fiscal year ending March 2027 is expected to be minor. Over the medium to long term, the Company expects it to contribute to business expansion and increased corporate value.

Contract Date12 August 2026Contract PeriodThe agreement sets out provisions concerning the term and extension of the general import agency arrangement, but the specific term, expiration date and automatic renewal provisions are Not disclosed.
Numerical Targets under the PartnershipThe parties aim to obtain NMPA approval in mainland China, but numerical targets for sales, market share, volume and other metrics, as well as the timing for achieving them, are Not disclosed.
Agreements reached under this partnership
ItemDetails
Name of alliance partnerChina Biotech Services Holdings Limited (CBSH), Pengbo (Hainan) Boron Neutron Medical Technology Co., Ltd. (Pengbo)
Alliance partner's business activitiesCBSH's BNCT business. Pengbo is a CBSH subsidiary that operates a BNCT center in the Hainan Bo'ao Lecheng International Medical Tourism Pilot Zone.
Type of allianceBusiness alliance
Details of the allianceSTELLA PHARMA CORPORATION, CBSH and Pengbo will jointly promote a real-world study using real-world data obtained in the Hainan Island medical special zone, with the aim of obtaining NMPA approval for the Company's drug in mainland China., CBSH, Pengbo or a party designated by either company will act as the applicant to the regulatory authorities as the domestic agent in China, and will be responsible for securing the resources necessary to obtain approval in mainland China and promoting development activities., Meanwhile, as the overseas marketing authorization holder, the Company will provide the quality, nonclinical, clinical and other data required for the NMPA application that it owns and manages, and will support the approval process., The Company will appoint Pengbo exclusively as its domestic agent in mainland China., A corporation designated by CBSH will serve as the general import agent, and a framework will be established for imports and sales in mainland China., The Company and Pengbo will jointly establish pharmaceutical regulatory systems, including quality management, safety management and traceability systems., The agreement also sets out provisions concerning the term and extension of the general import agency arrangement, as well as the basic terms for matters necessary to advance development, applications and sales preparations in mainland China.
Contract PeriodThe agreement sets out provisions concerning the term and extension of the general import agency arrangement, but the specific term, expiration date and automatic renewal provisions are Not disclosed.
Numerical Targets under the PartnershipThe parties aim to obtain NMPA approval in mainland China, but numerical targets for sales, market share, volume and other metrics, as well as the timing for achieving them, are Not disclosed.
Contract Date12 August 2026
Impact on Business PerformanceThe impact of this matter on results for the fiscal year ending March 2027 is expected to be minor. Over the medium to long term, the Company expects it to contribute to business expansion and increased corporate value.
Items this document does not state (15)
Alliance partner's locationAlliance partner's capitalAlliance partner's net salesAlliance partner's operating incomeNumber of shares acquiredAcquisition priceShareholding ratioOverview of the joint ventureOwnership ratioDispatch of directors and officersShareholding PolicyDate of board resolutionAlliance start dateShare Acquisition Date and Payment DateChange in major shareholders

These are items the company does not state in this document. We do not leave them blank, nor fill them in from other sources or by inference.

The reasons the company gives

The company's own explanation, not something inferred from the numbers.

The agreement is intended to position the expansion of BNCT in mainland China as a growth opportunity, advance the approval application by using real-world data obtained in the Hainan Island medical special zone together with clinical data from Japan, and secure sales channels following approval.

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Notice of the Execution of an Agreement with CBSH and Pengbo for Development and Sales Partnerships to Expand into the Mainland Chinese Market | STELLA PHARMA CORPORATION (4888) timely disclosure | Komori