| Symbol | Name | Country | Exchange |
|---|---|---|---|
| QBAK | Qualstar Corp | US | OTC |
| QBAKD | Qualstar Corp | US | OTC |
| XPPLF | Xp Power Ltd | US | OTC |
| 1979 | Ten Pao Group Holdings Ltd | HK | HK |
| 002782 | Shenzhen Click Technology Co Ltd | CN | SHE |
| 603629 | Jiangsu Lettall Electronic Co Ltd | CN | SHG |
| 605111 | Wuxi Nce Power Co Ltd | CN | SHG |