Career history of Yung Jan Chang
Former positions of Yung Jan Chang
| Companies | Position | Start | End |
|---|---|---|---|
| TOPCO SCIENTIFIC CO.,LTD. | Chairman | 1990-02-16 | 2004-10-31 |
| Founder | 1990-02-16 | 2004-10-31 | |
| TOPCO TECHNOLOGIES CORP. | Founder | 2011-02-16 | - |
Statistics
International
| Taiwan | 3 |
Operational
| Founder | 2 |
| Chairman | 1 |
Sectoral
| Electronic Technology | 2 |
| Distribution Services | 2 |
Positions held
Active
Inactive
Listed companies
Private companies
Linked companies
| Listed companies | 2 |
|---|---|
| TOPCO SCIENTIFIC CO.,LTD. | Electronic Technology |
| TOPCO TECHNOLOGIES CORP. | Distribution Services |
- Stock Market
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- Yung Jan Chang
- Experience
