Jun En Chang
Director/Board Member at GREEN RIVER HOLDING CO. LTD.
Jun En Chang active positions
| Companies | Position | Start | End |
|---|---|---|---|
| GREEN RIVER HOLDING CO. LTD. | Director/Board Member | 12/06/2018 | - |
| Independent Dir/Board Member | 12/06/2018 | - | |
| CLEANAWAY COMPANY LIMITED | Director/Board Member | 01/07/2019 | - |
| Independent Dir/Board Member | 01/07/2019 | - | |
| CHENG MEI MATERIALS TECHNOLOGY CORPORATION | Director/Board Member | 30/04/2021 | - |
| Independent Dir/Board Member | 30/04/2021 | - | |
| National Cheng Kung University | Corporate Officer/Principal | - | - |
Career history of Jun En Chang
Former positions of Jun En Chang
| Companies | Position | Start | End |
|---|---|---|---|
Formosa Association of Resource Recycling
 Formosa Association of Resource Recycling Miscellaneous Commercial ServicesCommercial Services Formosa Association of Resource Recycling operates a membership association for environmental protection and waste recycling services. | Chairman | - | - |
Training of Jun En Chang
| Tohoku University | Doctorate Degree |
| National Cheng Kung University | Graduate Degree |
Statistics
International
| Taiwan | 4 |
| Thailand | 2 |
| Japan | 2 |
Operational
| Director/Board Member | 3 |
| Independent Dir/Board Member | 3 |
| Doctorate Degree | 1 |
Sectoral
| Consumer Services | 3 |
| Non-Energy Minerals | 2 |
| Commercial Services | 2 |
Positions held
Active
Inactive
Listed companies
Private companies
Linked companies
| Listed companies | 3 |
|---|---|
| GREEN RIVER HOLDING CO. LTD. | Non-Energy Minerals |
| CLEANAWAY COMPANY LIMITED | Industrial Services |
| CHENG MEI MATERIALS TECHNOLOGY CORPORATION | Producer Manufacturing |
| Private companies | 1 |
|---|---|
Formosa Association of Resource Recycling
Formosa Association of Resource Recycling Miscellaneous Commercial ServicesCommercial Services Formosa Association of Resource Recycling operates a membership association for environmental protection and waste recycling services. | Commercial Services |
- Stock Market
- Insiders
- Jun En Chang
- Experience
