| Company | Timeline | Status | |
| Maker Group Co., Ltd Director • Director | 28 Sep 2018←7 Years→Current | Active | |
| Maker Metallurgy Technology Co., Ltd Director • Director | 3 Dec 2013←12 Years→Current | Active | |
| Maker Metallurgy Technology Co., Ltd Director • Director | 26 Nov 2013←7 Days→3 Dec 2013 | Active | |
