China Environmental Technology and Bioenergy Holdings Limited 中科生物控股有限公司
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Regular advisers
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| Adviser | Role | Added | Removed | 
| AGRICULTURAL BANK OF CHINA LIMITED | Banker | 2012-06-25 | |
| Ascenda Cachet CPA Limited | Auditor | 2020-11-04 | 2022-11-04 | 
| BANK OF CHINA LIMITED | Banker | 2012-06-25 | |
| BDO LIMITED | Auditor | 2016-12-08 | 2020-11-04 | 
| CHINA CONSTRUCTION BANK CORPORATION | Banker | 2012-06-25 | |
| COMPUTERSHARE HONG KONG INVESTOR SERVICES LIMITED | Registrar | 2012-06-25 | |
| Conyers Dill & Pearman (Cayman) Limited | Lawyer | 2012-06-25 | 2013-03-22 | 
| Conyers Trust Company (Cayman) Limited | Overseas Registrar | 2012-06-25 | |
| EVERSHEDS SUTHERLAND | Lawyer | 2013-03-22 | 2019-03-29 | 
| GUOTAI JUNAN CAPITAL LIMITED | Compliance adviser | 2012-07-06 | 2014-04-10 | 
| Hills & Co | Lawyer | 2012-06-25 | 2013-03-22 | 
| HZL PROFESSIONAL SERVICES LIMITED | Auditor | 2022-11-04 | 2024-11-11 | 
| KPMG (HK) | Auditor | 2012-06-25 | 2016-11-16 | 
| Li & Partners | Lawyer | 2012-06-25 | 2013-03-22 | 
| OOP CPA & Co. | Auditor | 2024-11-11 | |
| Winston & Strawn | Lawyer | 2019-03-29 | 
One-time advisers
| Adviser | Role | Added | 
| ASSET APPRAISAL LIMITED | Valuer (1-time) | 2012-06-25 | 
| DeHeng Law Offices | Underwriters' Lawyer (IPO) | 2012-06-25 | 
| EVER-LONG SECURITIES COMPANY LIMITED | IFA (Listing Rules) | 2021-05-13 | 
| GUOTAI JUNAN CAPITAL LIMITED | Sponsor | 2012-06-25 | 
| GUOTAI JUNAN SECURITIES (HONG KONG) LIMITED | Placing agent | 2014-06-18 | 
| Placing agent | 2014-09-23 | |
| KPMG (HK) | Rep Accountant | 2015-11-26 | 
| ORIENTAL PATRON ASIA LIMITED | IFA (Listing Rules) | 2014-07-14 | 
| STANDARD CHARTERED BANK (HONG KONG) LIMITED | Receiving Bank | 2012-06-25 | 
| Stephen Mok & Co | Underwriters' Lawyer (IPO) | 2012-06-25 | 
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