| Company Name | Type | Status |
|---|---|---|
| HHND TECHNLOGY CO., LIMITED | Private company limited by shares | Live |
| HONG KONG HYDER ELECTRONIC TECHNLOGY LIMITED | Live | |
| MICRO-NANO (HONG KONG) TECHNLOGY CO., LIMITED | Private company limited by shares | Live |
| HONG KONG XINYUAN TECHNLOGY INVESTMENT LIMITED | Private company limited by shares | Dissolved |