![Daiyu Son](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>)
Net worth: 22 M $ as of 31/07/2026
Daiyu Son was the founder of OPTORUN Co., Ltd., which was founded in 1999, where he held the title of President & Representative Director from 2000 to 2014.
He is currently a Director at Tokai Optronics Co., Ltd. since 2016.
Dr. Son's former positions include Chairman at Optorun (Shanghai) Co., Ltd. and Member-Supervisory Board at Optorun Taiwan Co., Ltd.
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
OPTORUN CO.,LTD. 2.67% | 18/05/2026 | 1,182,400 ( 2.67% ) | 22 M $ | 31/07/2026 |
| Companies | Position | Start |
|---|---|---|
Tokai Optronics Co., Ltd.
 Tokai Optronics Co., Ltd. Electronic ComponentsElectronic Technology Manufactures mirrors, filters and prisms | Director/Board Member | 01/06/2016 |
| Companies | Position | End |
|---|---|---|
Optorun (Shanghai) Co., Ltd. | Chairman | - |
Optorun Taiwan Co., Ltd.
 Optorun Taiwan Co., Ltd. Part of OPTORUN Co., Ltd., Optorun Taiwan Co., Ltd. is a Taiwanese company that specializes in advanced optical thin film technology and vacuum coating equipment. The company is based in Taichung, Taiwan. The company designs, manufactures, sells, imports and exports, maintains, and consults on a range of vacuum coating machines and related components used for producing optical films such as anti-reflective coatings, infrared cut filters, bandpass filters, color separation filters, transparent conductive films, and decorative films. Its product portfolio includes sputtering systems, evaporation machines, reactive plasma deposition systems, fully automated multi-layer coating machines, ion beam assisted deposition ion sources, and optical film thickness monitoring systems. Optorun Taiwan Co. serves industries including semiconductors, consumer electronics, optical communications, medical biology, LCD displays, recording media, and environmental energy. The company also provides instrument testing services, optical design and analysis software tools, machine relocation, installation, maintenance, and parts sales. | Director/Board Member | - |
| OPTORUN CO.,LTD. | Founder | - |
Active
Inactive
Listed companies
Private companies
| Private companies | 4 |
|---|---|
Optorun (Shanghai) Co., Ltd. | |
OPTORUN Co., Ltd.
 OPTORUN Co., Ltd. Industrial MachineryProducer Manufacturing Engages in the design, development, and manufacturing of deposition equipment | Producer Manufacturing |
Optorun Taiwan Co., Ltd.
Optorun Taiwan Co., Ltd. Part of OPTORUN Co., Ltd., Optorun Taiwan Co., Ltd. is a Taiwanese company that specializes in advanced optical thin film technology and vacuum coating equipment. The company is based in Taichung, Taiwan. The company designs, manufactures, sells, imports and exports, maintains, and consults on a range of vacuum coating machines and related components used for producing optical films such as anti-reflective coatings, infrared cut filters, bandpass filters, color separation filters, transparent conductive films, and decorative films. Its product portfolio includes sputtering systems, evaporation machines, reactive plasma deposition systems, fully automated multi-layer coating machines, ion beam assisted deposition ion sources, and optical film thickness monitoring systems. Optorun Taiwan Co. serves industries including semiconductors, consumer electronics, optical communications, medical biology, LCD displays, recording media, and environmental energy. The company also provides instrument testing services, optical design and analysis software tools, machine relocation, installation, maintenance, and parts sales. | |
Tokai Optronics Co., Ltd.
Tokai Optronics Co., Ltd. Electronic ComponentsElectronic Technology Manufactures mirrors, filters and prisms | Electronic Technology |
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