| 报告时间 | 股东名称 | 持股数量(股) | 占总股本比例(%) |
| 2000-12-31 | VICKERS BALLAS HONG KONG LTD | 2,630,000 | 0.89 |
| 2000-06-30 | VICKERS BALLAS HONG KONG LTD | 2,730,000 | 0.91 |
| 1999-12-31 | VICKERS BALLAS HONG KONG LTD | 2,730,000 | 0.92 |
| 1999-06-30 | VICKERS BALLAS HONG KONG LTD | 2,730,000 | 0.92 |
| 1998-04-24 | VICKERS BALLAS HONG KONG LTD | 2,733,000 | 0.92 |
| 1997-06-30 | VICKERS BALLAS HONG KONG LTD | 2,710,000 | 0.91 |