![Teng Yueh Tsai](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>)
Teng Yueh Tsai
Chief Operating Officer at
CHIPMOS TECHNOLOGIES INC.
Net worth: 2 M $ as of 2026-07-30
Profile
Teng Yueh Tsai is currently Chairman at ChipMOS Technologies (BVI) Ltd. since 2022 and Executive VP-Hsinchu Operations & Manufacturing at ChipMOS Technologies, Inc. since 2012.
Formerly, Mr. Tsai was a Member of the Supervisory Board at JMC Electronics Co., Ltd. Education includes graduate studies at National Cheng Kung University.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 2026-03-12 | 1,092,572 ( 0.16% ) | 2 M $ | 2026-07-30 |
Teng Yueh Tsai active positions
| Companies | Position | Start |
|---|---|---|
| CHIPMOS TECHNOLOGIES INC. | Chief Operating Officer | 2012-03-05 |
ChipMOS Technologies (BVI) Ltd.
 ChipMOS Technologies (BVI) Ltd. SemiconductorsElectronic Technology Manufactures semiconductors and provides IC testing services | Chairman | 2022-08-03 |
Former positions of Teng Yueh Tsai
| Companies | Position | End |
|---|---|---|
| JMC ELECTRONICS CO., LTD. | Director/Board Member | - |
Training of Teng Yueh Tsai
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
18
1st degree connections
4
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 4 |
|---|---|
ChipMOS Technologies, Inc.
 ChipMOS Technologies, Inc. SemiconductorsElectronic Technology Manufactures semiconductors and provides IC testing services | Electronic Technology |
National Cheng Kung University
 National Cheng Kung University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
JMC Electronics Co., Ltd.
 JMC Electronics Co., Ltd. SemiconductorsElectronic Technology Manufactures IC substrates for display drive ICs | Electronic Technology |
ChipMOS Technologies (BVI) Ltd.
ChipMOS Technologies (BVI) Ltd. SemiconductorsElectronic Technology Manufactures semiconductors and provides IC testing services | Electronic Technology |
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