| Alan Paul Raymant | Director | 21 Mar 2019 | 30 Nov 2021 | British | 63 years |
| Benfu Wang | Director | 10 Nov 2021 | 1 Mar 2025 | Chinese | 50 years |
| Bin Shangguan | Director | 29 Sept 2016 | 10 Nov 2021 | Chinese | 61 years |
| Chengbai Zhang | Director | 13 Nov 2017 | 10 Nov 2021 | Chinese | 64 years |
| Dongshan Zheng | Director | 29 Sept 2016 | 14 Jan 2021 | Chinese | 64 years |
| Engang Yin | Director | 29 Sept 2016 | 13 Nov 2017 | Chinese | 58 years |
| Florian Max Marie Andre Debionne | Director | 29 Sept 2016 | 26 Jul 2018 | French | 58 years |
| Frederic Rene Jean Mayoux | Director | 18 Mar 2021 | 1 Oct 2024 | French | 65 years |
| Humphrey Allen Edward Cadoux-hudson | Director | 29 Sept 2016 | 30 Jun 2022 | British | 66 years |
| Junfeng Wu | Director | 29 Sept 2016 | 13 Nov 2017 | Chinese | 52 years |
| Minhong Zhu | Director | 7 Jan 2016 | 21 Mar 2019 | Chinese | 61 years |
| Minhong Zhu | Director | 14 Jan 2021 | 16 Jun 2022 | Chinese | 61 years |
| Patrick Pruvot | Director | 26 Jul 2018 | 18 Mar 2021 | French | 67 years |
| Qiming Chen | Director | 10 Nov 2021 | 20 Oct 2022 | Chinese | 64 years |
| Robert Guyler | Director | 1 Jul 2022 | 13 Jan 2025 | British | 60 years |
| Shuming Bian | Director | 16 Jun 2022 | 16 Sept 2024 | Chinese | 62 years |
| Tat Man Lau | Director | 21 Nov 2018 | 15 Nov 2019 | British | 75 years |
| Wei Yao | Director | 13 Nov 2017 | 21 Nov 2018 | Chinese | 51 years |
| Wei Yao | Director | 15 Nov 2019 | 10 Jun 2021 | French | 51 years |
| Weiqun Fu | Director | 20 Oct 2022 | 4 Sept 2023 | Chinese | 63 years |
| Zhengping Deng | Director | 10 Nov 2021 | 1 Mar 2025 | Chinese | 63 years |