![Yen Cheng](data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%231b1b1b" class="bi bi-person-fill" viewBox="0 0 16 16"><path d="M3 14s-1 0-1-1 1-4 6-4 6 3 6 4-1 1-1 1zm5-6a3 3 0 1 0 0-6 3 3 0 0 0 0 6"/></svg>)
Yen Cheng
Director/Board Member at
TONGTAI MACHINE & TOOL CO., LTD.
Profile
Yen Cheng is currently a Director at Tongtai Machine & Tool Co., Ltd. and Contrel Technology Co., Ltd. Mr. Cheng is a graduate of The Trustees of Columbia University in The City of New York.
Yen Cheng active positions
| Companies | Position | Start |
|---|---|---|
| TONGTAI MACHINE & TOOL CO., LTD. | Director/Board Member | 20/06/2017 |
| CONTREL TECHNOLOGY CO., LTD. | Director/Board Member | 22/06/2017 |
Training of Yen Cheng
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
32
1st degree connections
3
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 3 |
|---|---|
The Trustees of Columbia University in The City of New York
 The Trustees of Columbia University in The City of New York Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Tongtai Machine & Tool Co., Ltd.
 Tongtai Machine & Tool Co., Ltd. Industrial MachineryProducer Manufacturing Manufactures special industry machines | Producer Manufacturing |
Contrel Technology Co., Ltd.
 Contrel Technology Co., Ltd. SemiconductorsElectronic Technology Engages in research and development of inspection and laser repair equipment for semiconductor, packaging and other industries | Electronic Technology |
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