Rongtong Fund Management Co., Ltd.’s public offering funds: securities trading and commission payment status through securities companies

I. Selection standards and procedures for brokerage firms to participate in securities trading

1. Brokerage firm selection standards. When Rongtong Fund Management Co., Ltd. (hereinafter referred to as the “Company” or the “manager”) selects a brokerage firm to act as an agent for securities buy-and-sell transactions for the publicly offered funds it manages, the specific selection standards include:

(1) Good financial condition, standardized business practices, strong compliance and risk-control capabilities, and strong service capabilities in relation to trading, etc., and also a good corporate reputation.

(2) Strong research capabilities, with stable research institutions and professional research personnel who can timely provide the Company with high-quality research support and services, including macro and strategy reports, industry and company analysis reports, bond market analysis reports, and financial derivatives analysis reports, etc., and who can, based on the specific investment needs of the fund, provide specialized research reports.

2. Prohibitory provisions on brokerage firm selection:

(1) It is strictly prohibited to link brokerage firm selection, trading unit leasing, trading volume allocation, etc., to the scale of fund sales and/or fund holding scale. Under no circumstances may any form of commitment be made to a brokerage firm regarding the fund’s securities trading volume and commissions, or any利益 exchange be carried out using trading commissions with the brokerage firm.

(2) The sales business personnel of the Company may not participate in business processes such as brokerage firm selection, agreement signing, service evaluation, and trading commission allocation.

(3) The Company may not use trading commissions to transfer payment of fees to third parties, including but not limited to fees arising from external expert consultations, financial terminals, research report platforms, databases, etc.

3. Brokerage firm selection procedure. The specific procedure for selecting a brokerage firm that can act as an agent for securities buy-and-sell transactions for the publicly offered funds managed by the Company is:

(1) Evaluate the brokerage firm proposed for introduction. The initiating department organizes the brokerage firm proposed for introduction to fill out the “Cooperating Brokerage Firm Due Diligence Questionnaire.” Relevant departments evaluate the brokerage firm proposed for introduction.

(2) Submission for approval. The initiating department forms an internal approval process with the “Cooperating Brokerage Firm Due Diligence Questionnaire,” the situation of the cooperating brokerage firm proposed for introduction, and the evaluation opinions that have been unanimously agreed upon by the relevant departments, and after approval by the relevant responsible persons, the Company signs the relevant agreements with the brokerage firm.

II. Annual summary and allocation of trading volume and trading commissions

(A) Securities investment using leased brokerage firm trading units and commission payment situation

1. Stock investment and commission payment situation

Amount unit: Renminbi yuan

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Note: Chengtong Securities and the manager have a related relationship, as Chengtong Securities is the controlling shareholder of the manager.

2. Securities investment commission payment and allocation situation

Amount unit: Renminbi yuan

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(B) Engaging brokerage firms to handle stock investment and commission payment situation

Amount unit: Renminbi yuan

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Note: Chengtong Securities and the manager have a related relationship, as Chengtong Securities is the controlling shareholder of the manager.

Rongtong Convertible Bonds Bond-Type Securities Investment Fund newly adds Huatai Securities Co., Ltd. as a sales institution and announces the opening of related businesses

To better meet the wealth management needs of the broad investing public, pursuant to the sales agreement signed between Rongtong Fund Management Co., Ltd. (hereinafter referred to as “Rongtong Fund”) and Huatai Securities Co., Ltd. (hereinafter referred to as “Huatai Securities”), effective March 31, 2026, Rongtong Fund’s Rongtong Convertible Bonds Bond-Type Securities Investment Fund will newly add Huatai Securities as a sales institution, and will open periodic fixed-amount investment business, conversion business, and participate in front-end subscription fee rate incentive activities. The relevant matters are hereby announced as follows:

I. Applicable funds and scope of business

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II. Details of the fee rate incentives

1. From the date of this announcement, when investors subscribe (including periodic fixed-amount subscriptions, if any) for the above funds through the above sales institutions, the subscription fee rates shall be subject to the incentive. The specific discounted fee rates for the fund shall be subject to the activity announcement of the above sales institutions. If the subscription fee rate is a fixed fee, it shall be executed as a fixed fee and no fee-rate discount will apply.

2. The subscription fee rate incentive activities are only applicable to subscription fees under the front-end charging mode for fund products that are in a normal subscription period. They do not include subscription fees under the back-end charging mode, nor do they include subscription fees for funds being raised (fund subscription fees during the fundraising period) and the fund service fees for other fund businesses.

3. The specific end date of the fee rate incentive activity shall be subject to the announcement of the above sales institutions. This Company will no longer make a separate announcement.

4. Please refer to the relevant legal documents for the original applicable fee rates of the above funds and the latest relevant announcement published by this Company.

III. Other notices

1. Investors may only apply to convert fund codes under the same charging mode, i.e., “front-end charging to front-end charging, back-end charging to back-end charging.” Investors may not convert the shares of fund code under a front-end charging mode to shares of fund code under a back-end charging mode, or convert shares of fund code under a back-end charging mode to shares of fund code under a front-end charging mode. Different fund share classes within the same fund may not be converted to one another. If the relevant business rules change, please refer to the latest announcement published by Rongtong Fund.

2. For investors handling periodic fixed-amount investment business through the above sales institutions, the specific procedures and business rules for the periodic fixed-amount investment business are set out in the relevant provisions of the above sales institutions.

3. To learn more about the funds in detail, investors should carefully read the legal documents such as each fund’s “Fund Contract” and “Prospectus.”

IV. Contact information

1. Huatai Securities Co., Ltd.

Website: www.htsc.com.cn

Customer service hotline: 95597

2. Rongtong Fund Management Co., Ltd.

Website: www.rtfund.com

Customer service hotline: 400-883-8088 (toll-free); 0755-26948088

V. Risk notice

This fund manager undertakes to manage and use fund assets in accordance with the principles of honesty, credibility, diligence, and responsibility, but does not guarantee that the fund will achieve profits, nor does it guarantee any minimum return. Past performance of the fund and the level of its net value do not indicate its future performance. Investment involves risk. Investors are kindly requested to carefully read the fund legal documents such as the “Fund Contract” and the “Prospectus” before investing in the fund, understand the fund’s risk and return characteristics, and choose fund products suitable for them based on their own risk tolerance. Investors are kindly requested to make thoughtful considerations and prudent decisions before purchasing the fund.

This announcement is hereby issued.

Rongtong Fund Management Co., Ltd.

March 31, 2026

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