| China Shuifa Singyes Energy Holdings Limited | 00750 | 21-May-23 | 14-May-24 | NED | | Due to his retirement |
| China Shuifa Singyes Energy Holdings Limited | 00750 | 28-Nov-19 | 21-May-23 | V-Ch | | Internal re-arrangement of his duties within the Group. re-designated from an executive Director to a non-executive Director |
| China Shuifa Singyes Energy Holdings Limited | 00750 | 03-Jun-08 | 21-May-23 | ED | | Internal re-arrangement of his duties within the Group. re-designated from an executive Director to a non-executive Director |
| China Shuifa Singyes New Materials Holdings Limited | 08073 | 25-Jan-21 | 11-Apr-22 | Fdr, NED | | Due to his other business commitments |
| China Shuifa Singyes New Materials Holdings Limited | 08073 | 23-Jun-17 | 11-Apr-22 | Non-executive Director | | |
| China Shuifa Singyes New Materials Holdings Limited | 08073 | 28-Nov-14 | 25-Jan-21 | Ch, Fdr, NED | | |
| China Shuifa Singyes Energy Holdings Limited | 00750 | 13-Nov-03 | 28-Nov-19 | Ch | | |