| Company | Timeline | Status | |
Sanco Development Company Limited Director • Engineer | 15 Aug 2009←5 Years→16 Apr 2015 | Dissolved | |
Sha Construction Limited Director • Director | 25 Jun 2002←3 Years→9 Sep 2005 | Dissolved | |
| San Precision Engineering Co. Limited Director • Engineer | 27 May 1988←17 Years→9 Sep 2005 | Active | |
