| NANJING SAMPLE TECHNOLOGY COMPANY LIMITED | 08287 | 03-Mar-23 | | CEO | | |
| Nanjing Sample Technology Co., Limited | 01708 | 10-Nov-25 | 09-Jan-26 | Non-executive Director | | |
| Nanjing Sample Technology Co., Limited | 01708 | 03-Mar-23 | 10-Nov-25 | CEO, Ch | | Re-designated from an executive director to a non-executive director due to not having sufficient time to participate in the daily management of the Company. At the same time, Mr. Sha has been relieved of his positions. |
| Jiangsu NandaSoft Technology Company Limited | 08045 | 03-Nov-17 | 08-May-25 | NED | | |
| Nanjing Sample Technology Co., Limited | 01708 | 10-Dec-99 | 03-Mar-23 | Ch | | |
| Nanjing Sample Technology Company Limited | 08287 | 10-Dec-99 | 03-Mar-23 | Ch | | |
| Nanjing Sample Technology Company Limited | 08287 | 29-Dec-00 | 30-Nov-10 | ED | | |
