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THIS DOCUMENT IS IN DRAFT FORM, INCOMPLETE AND SUBJECT TO CHANGE AND THAT THE INFORMATION MUST BE READ IN CONJUNCTION WITH THE SECTION HEADED “WARNING” ON THE COVER OF THIS DOCUMENT. CORPORATE INFORMATION

Registered Office Sertus Incorporations (Cayman) Limited Sertus Chambers, Governors Square Suite #5-204, 23 Lime Tree Bay Avenue P.O. Box 2547 Grand Cayman KY1-1104 Cayman Islands

Headquarters in the PRC Units 01-04, 36 Floor, Lifeng Centre No. 761 Dongfeng East Road Yuexiu , PRC

Principal Place of Business in Hong 40th Floor, Dah Sing Financial Centre Kong No. 248 Queen’s Road East Wanchai

Company’s Website www.gstzy.cn (the information contained on the website does not form part of this document)

Joint Company Secretaries Ms. Xie Xiaoping (謝小平) Room 502 No. 3, Dongsheng Street, Dongsha Road , Guangzhou PRC

Ms. Kwan Sau In (關秀妍) (ACG, ACS) 40th Floor, Dah Sing Financial Centre No. 248 Queen’s Road East Wanchai Hong Kong

Authorized Representatives Mr. Tu Zhiliang (涂志亮) Flat 501, No. 132 Huijing North Road , Guangzhou PRC

Ms. Kwan Sau In (關秀妍) (ACG, ACS) 40th Floor, Dah Sing Financial Centre No. 248 Queen’s Road East Wanchai Hong Kong

99 THIS DOCUMENT IS IN DRAFT FORM, INCOMPLETE AND SUBJECT TO CHANGE AND THAT THE INFORMATION MUST BE READ IN CONJUNCTION WITH THE SECTION HEADED “WARNING” ON THE COVER OF THIS DOCUMENT. CORPORATE INFORMATION

Audit Committee Mr. Li Tie (李鐵) (Chairperson) Mr. Jiang Xiaodong (蔣曉冬) Mr. Wu Taibing (吳太兵)

Remuneration Committee Ms. Jin Xu (金旭) (Chairperson) Mr. Li Tie (李鐵) Mr. Huang Jingsheng

Nomination Committee Mr. Tu Zhiliang (涂志亮) (Chairperson) Ms. Jin Xu (金旭) Mr. Wu Taibing (吳太兵)

Principal Share Registrar and [REDACTED] Transfer Office

[REDACTED]

Principal Bankers Industrial and Commercial Bank of Limited Guangzhou Dezheng Middle Road Branch No. 316 to 318 Dezheng Middle Road , Guangzhou PRC

Shanghai Pudong Development Bank Co., Ltd. Guangzhou Panyu Branch No. 1, Kouan Street Qinghe East Road Panyu District, Guangzhou PRC

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