Yao Chin Chang
Director/Board Member at Empire Vision Optical Co. Ltd.
Yao Chin Chang active positions
| Companies | Position | Start | End |
|---|---|---|---|
Empire Vision Optical Co. Ltd.
 Empire Vision Optical Co. Ltd. Electronic ComponentsElectronic Technology Empire Vision Optical Co. Ltd. designs, manufactures, develops, and sells contact lens. It operates in Optical Instruments, Contact Lenses Dry Film, Contact Lenses, Semi Finished Aluminum Products, and Molds segments. The company offers contact lenses for retail users. It also engages in the sale of optical instruments. The company was founded on June 11, 1985 and is headquartered in Hsinchu, Taiwan. | Director/Board Member | 2013-06-19 | - |
| Independent Dir/Board Member | 2013-06-19 | - |
Career history of Yao Chin Chang
Former positions of Yao Chin Chang
| Companies | Position | Start | End |
|---|---|---|---|
| RICHTEK TECHNOLOGY CORP. | Director/Board Member | 2005-06-09 | - |
Training of Yao Chin Chang
| Feng Chia University | Undergraduate Degree |
| National Tsing-Hua University | Masters Business Admin |
Statistics
International
| Taiwan | 5 |
Operational
| Director/Board Member | 2 |
| Undergraduate Degree | 1 |
| Masters Business Admin | 1 |
Sectoral
| Electronic Technology | 3 |
| Consumer Services | 3 |
Positions held
Active
Inactive
Listed companies
Private companies
Linked companies
| Private companies | 2 |
|---|---|
Richtek Technology Corp.
 Richtek Technology Corp. SemiconductorsElectronic Technology Richtek Technology Corp. engages in the designing, manufacturing, and marketing of power management analog integrated circuits (IC). Its products include switching regulators, linear regulator, Vcore controller, lighting solutions, display solutions, communication solutions, battery management, audio amplifier and switch, motor controller, power management IC, MOSFET driver, personal computer system buck controller, power switch, and operational amplifier. The company was founded on September 18, 1998 and is headquartered in Hsinchu, Taiwan. | Electronic Technology |
Empire Vision Optical Co. Ltd.
Empire Vision Optical Co. Ltd. Electronic ComponentsElectronic Technology Empire Vision Optical Co. Ltd. designs, manufactures, develops, and sells contact lens. It operates in Optical Instruments, Contact Lenses Dry Film, Contact Lenses, Semi Finished Aluminum Products, and Molds segments. The company offers contact lenses for retail users. It also engages in the sale of optical instruments. The company was founded on June 11, 1985 and is headquartered in Hsinchu, Taiwan. | Electronic Technology |
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