Asymchem Laboratories (Tianjin) Co., Ltd. (the "Company", together with its subsidiaries, the "Group") dated January 16, 2023 in relation to the resignation of Ms. Zhang Kun as an independent non-executive Director, the chairwoman of the Audit Committee, and a member of Remuneration and Examination Committee due to expiration of term of office. For the purpose of filling the vacancy arising from the resignation of Ms. Zhang Kun, the Board proposes the appointment of Ms. Sun Xuejiao ("Ms. Sun") as an independent non-executive Director. Ms. Sun will also be the chairwoman of the Audit Committee and a member of the Remuneration and Examination Committee, all take effect from the date of approval of her appointment at the extraordinary general meeting of the Company (the "EGM"). Unless otherwise specified, capitalized terms used in this announcement shall have the same meanings as
those defined in the prospectus of the Company dated 30 November 2021. Ms. Sun, born in 1983, is a Chinese with no right of abode overseas. Ms. Sun obtained a Ph.D. in accounting from Xiamen University and is a certified public accountant (non-practicing member) in China. From June 2013 to June 2016, Ms. Sun engaged in postdoctoral research at the postdoctoral workstation of Tianjin Hitech Investment Management Co., Ltd. At present, Ms. Sun is a professor at the School of Accounting, Tianjin University of Finance and Economics. Since July 2012, Ms. Sun has held various academic positions at the School of Accounting, Tianjin University of Finance and Economics, including roles as teaching assistant, lecturer, associate professor, and professor. Her primary research areas are corporate taxation, and financial and accounting issues in the capital markets. Ms. Sun has led several research projects supported by the National Natural Science Foundation of China, the China Postdoctoral Science Foundation, and the Tianjin Social Science Fund, and spearheaded a sub-project supported under the National Torch Program. Ms. Sun was recognized as a Second-tier "131" Innovative Talent of Tianjin and has received the third prize for Outstanding Achievements in Social Science in both Tianjin and Fujian Provinces for her research contributions. Since January 2023, Ms. Sun has been serving as an independent director of Bioscience (Tianjin) Diagnostic Technology Co., Ltd., and since July 2023, she has been taking on the role of an independent director at Bohai Securities Co., Ltd. Ms.
Sun has not obtained the Certificate of Independent Director Qualification of Listed Companies issued by the Shenzhen Stock Exchange, but she has committed to enrolling in the latest training course for independent directors organized by the Shenzhen Stock Exchange and obtaining the certificate.