Li Nelson Wang Hing
| Company | Stock Code | From | To | Position(s) | Release Date / Document Links | Reason for Change |
|---|---|---|---|---|---|---|
| China Environmental Technology Holdings Limited | 00646 | 28-Apr-16 | CoSec | |||
| China Environmental Technology Holdings Limited | 00646 | 19-Mar-09 | 26-May-14 | CoSec |