![Cheng Si Sun](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: 4 046 M $ as of 2026-05-30
Cheng Si Sun currently works at Biwin Storage Technology Co., Ltd., as Chairman from 2019.
Mr. Sun received his undergraduate degree from Oxford Brookes University.
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 2026-06-07 | 83,657,800 ( 17.77% ) | 4 046 M $ | 2026-05-30 |
| Companies | Position | Start |
|---|---|---|
| BIWIN STORAGE TECHNOLOGY CO., LTD. | Chairman | 2015-10-31 |
Active
Inactive
Listed companies
Private companies
| Private companies | 2 |
|---|---|
Oxford Brookes University
 Oxford Brookes University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Biwin Storage Technology Co., Ltd.
 Biwin Storage Technology Co., Ltd. Computer PeripheralsElectronic Technology Manufactures solid state drives, embedded chips and IC packaging and testing products | Electronic Technology |
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