Northeast Securities Co., Ltd. 2026 Public Offering of Corporate Bonds to Professional Investors (Phase III) Issuance Announcement

Stock Abbreviation: Northeast Securities Stock Code: 000686

Northeast Securities Co., Ltd. (Address: No. 6666, Changchun Ecological Street)

Northeast Securities Co., Ltd. 2026 Public Offering of Corporate Bonds to Professional Investors (Phase III) Issuance Announcement

Issuer: Northeast Securities Co., Ltd. Amount of this bond issuance: Not exceeding RMB 1 billion (inclusive) Guaranty status: Unsecured Lead Underwriter/Bookrunner/Trustee: Great Wall Securities Co., Ltd. Credit Rating Agency: United Credit Ratings Co., Ltd. Issuer Credit Rating: AAA Credit Rating of this Bond: AAA

Lead Underwriter, Bookrunner, Bond Trustee: Great Wall Securities Co., Ltd. (Address: Floors 10-19, Energy Building, No. 2026 Jintian Road, Futian Street, Futian District, Shenzhen)

Date of Signing: June 11, 2026 1

The Company and all members of the Board of Directors guarantee the truthfulness, accuracy, and completeness of the information disclosed in this announcement and shall bear joint and several liability for any false representations or material omissions.

Important Notes

1. Northeast Securities Co., Ltd. (hereinafter referred to as the "Issuer," "the Company," or "the Company") obtained approval from the China Securities Regulatory Commission (CSRC) via Document No. 121 [2026] on January 21, 2026, to publicly issue corporate bonds with a face value not exceeding RMB 10 billion (hereinafter referred to as the "Bonds").

2. The Bonds will be issued in phases. The 2026 Public Offering of Corporate Bonds to Professional Investors by Northeast Securities Co., Ltd. (Phase III) (hereinafter referred to as "this Bond") is the third phase of issuance under the approval document for the Bonds. The issuance size of this Bond shall not exceed RMB 1 billion (inclusive), with a face value of RMB 100 per bond, an issuance volume not exceeding 10 million bonds, and an issuance price of RMB 100 per bond. This Bond is abbreviated as "26 Northeast 03," and its bond code is "524854.SZ."

3. In accordance with the "Securities Law" and other relevant regulations, this Bond is exclusively offered to institutional investors among professional investors. Retail investors and individual investors among professional investors are prohibited from participating in the issuance and subscription. After listing, this Bond will be subject to investor suitability management, and only institutional investors among professional investors will participate in trading. Any subscription or purchase transaction by retail investors or individual investors among professional investors will be invalid.

4. United Credit Ratings Co., Ltd. has rated the Company's issuer credit rating as AAA and this Bond's credit rating as AAA, with a stable outlook, according to the "Northeast Securities Co., Ltd. 2026 Public Offering of Corporate Bonds to Professional Investors (Phase III) Credit Rating Report" (United [2026] 3494).

Prior to the issuance and listing of this Bond, as of March 31, 2026, the Issuer's consolidated net assets were RMB 21.122 billion. The consolidated asset-liability ratio was 75.03%, and the parent company's asset-liability ratio was 76.42% (the asset-liability ratio is calculated after deducting assets and liabilities from agency trading of securities and agency underwriting of securities). For the period before the issuance of this Bond, the Issuer's consolidated net profit attributable to parent company shareholders was RMB 0.668 billion, RMB 0.874 billion, RMB 1.451 billion, and RMB 0.410 billion in 2023, 2024, 2025, and January-March 2026, respectively. The average distributable profit for the last three fiscal years (2023, 2024, 2025) was RMB 0.998 billion, which is expected to be no less than one year's interest on this Bond. The Issuer's financial indicators prior to the issuance of this Bond meet the relevant requirements.

The validity period for this Bond's application has been extended in accordance with Article 13 and Article 14 of the "Shenzhen Stock Exchange Corporate Bond Issuance and Listing Review Guidelines No. 1 - Application Documents and Preparation Requirements (2023 Revision)." 2