| Date | Owner | Type | Security | Price | Units | Value | |
|---|---|---|---|---|---|---|---|
| Cheng Marvin VP-Manufacturing, Secy | S | Common Stock | |||||
| Cheng Marvin VP-Manufacturing, Secy | S | Common Stock | |||||
| Cheng Marvin VP-Manufacturing, Secy | S | Common Stock | |||||
| Guo Jian Chief Financial Officer | M | Common Stock | |||||
| Guo Jian Chief Financial Officer | M | Stock Option (right to buy) |