Sponsorship Letter for Changzhou Qianhong Biochemical Pharmaceutical Co., Ltd. Issuing Convertible Bonds to Unspecified Objects and Listing on the Main Board

Sponsorship Letter

Sponsorship Letter for Changzhou Qianhong Biochemical Pharmaceutical Co., Ltd. Issuing Convertible Bonds to Unspecified Objects and Listing on the Main Board

Changzhou Qianhong Biochemical Pharmaceutical Co., Ltd. (hereinafter referred to as the issuer, Qianhong Pharmaceutical) applies to issue convertible bonds to unspecified objects and list on the main board, in accordance with the relevant provisions of the Company Law, Securities Law, and the Administrative Measures for the Registration of Securities Issuance by Listed Companies (hereinafter referred to as the Refinancing Registration Measures). Huatai United Securities Co., Ltd. (hereinafter referred to as Huatai United Securities, the sponsor) acts as the sponsor for this issuance, with Diao Guijun and Zhuang Chen as the designated sponsoring representatives, hereby issuing this sponsorship letter.

The sponsor Huatai United Securities, and sponsoring representatives Diao Guijun and Zhuang Chen commit that: the sponsor and sponsoring representatives will act in good faith, diligently, and responsibly in accordance with the Company Law, Securities Law, and relevant regulations of the China Securities Regulatory Commission (CSRC) and Shenzhen Stock Exchange, strictly following the business rules, industry practices, and ethical standards established by law, ensuring the authenticity, accuracy, and completeness of the documents issued.

Basic Information on the Securities Issuance

1. Introduction of the Sponsoring Representatives

1. Sponsoring Representatives: The specific sponsoring representatives for this issuance are Diao Guijun and Zhuang Chen. Their professional experience in sponsorship is as follows:

   • Mr. Diao Guijun, sponsoring representative of Huatai United Securities' investment banking division, has legal qualifications and has led or participated in projects including Wanfu Biology refinancing, Haizhi Science refinancing, WuXi AppTec refinancing, Microelectrophysiology IPO, Aojing Medical IPO, Sanofi Health IPO, Aidi Pharmaceutical IPO, Mindray Medical IPO, and Meizhong Yihe asset restructuring.
   • Mr. Zhuang Chen, director of the investment banking division at Huatai United Securities, sponsoring representative, and non-practicing registered accountant, has participated as a sponsoring representative or core member in IPO projects such as Zhongrui Co., Dongxing Medical, Trina Solar, and Nanjing Julong, as well as Huasheng Group convertible bonds, Jiangsu Leasing convertible bonds, and Jiangsu Sop major asset restructuring projects.

2. Project Coordinator: The project coordinator is Zhang Xiaoqing, whose professional experience is as follows: Mr. Zhang Xiaoqing: manager of the investment banking division at Huatai United Securities. He has participated in the Innotec IPO project and Wan Dong Medical refinancing projects.