Ownership History
| CHEUNG PING SING (50%) ET AL | $0 | 11832/0040 | 10/24/2017 |
| CHEUNG PING SING (50%) ET AL | $80,000 | 11832/040 | 10/24/2017 |
| CHEUNG PING SING (50%) ET AL | $89,000 | 10999/068 | 05/08/2014 |
| CHEUNG PING SING (50%) ET AL | $0 | 10590/177 | 11/26/2012 |
| CHEUNG PING SING (1/2) ET AL | $0 | 6357/124 | 08/08/2002 |