China Isotope & Radiation Corporation (Company) entered into the Renewed Consulting Services FeeFramework Agreement with CNNC Tongxing (Beijing) Nuclear Technology Co. Ltd. (CNNC Tongxing) on 31 October 2023, pursuant to which the Company will provide technical support and consulting services to CNNC Tongxing and/or its associates relating to the market channels and customer resources of cobalt-60 radioactive sources, as well as other services, and CNNC Tongxing and its associates will pay the Company consulting service fees. Both CNNC Tongxing and the Company agree the consulting service fees to be paid by their respective group members in accordance with the terms agreed under the Renewed Consulting Services Fee Framework Agreement.

Term: The agreement will come into force on 1 January 2024 and expire on 31 December 2025, subject to renewal as may be agreed and negotiated upon by both parties. Reasons for the transaction: In response to the PRC government 's requirements on localized production of cobalt-60 radioactive sources and in light of the strategic transformation of the Group, the Company is no longer engaged in the import and sale of cobalt-60 radioactive sources and has offered the corresponding market channels and customer resources, and provided the relevant marketing and technical support, to CNNC Tongxing and/or its associates. In return, CNNC Tongxing and/or its associates pay the Company consulting service fees for the sale of cobalt-60 radioactive source products.

Pricing Policy: The consulting service fees shall be determined by the relevant parties through fair negotiation, taking into account comprehensively the Company's average annual revenue from historical sales of cobalt-60 radioactive sources, the demand trends of cobalt-60 radioactive sources in the next two years, and the estimated costs of the consulting services provided by the Company in the next two years, to ensure the determination of the consulting service fees is in line with the market pricing standard, fair and reasonable.