| FINELINK PHOTOELECTRIC CO., LIMITED | Private company limited by shares | Live |
| FINELINK CONSULTANTS LIMITED | Private company limited by shares | Dissolved |
| FINELINK DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| FINELINK INVESTMENT AND DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| FineLink Investment Holding (HK) Co., Limited | Private company limited by shares | Live |
| FINELINK INT'L TRADE CO., LIMITED | Private company limited by shares | Dissolved |
| FINELINK INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| FINELINK FLANGE & PIPE FITTINGS CO., LIMITED | Private company limited by shares | Live |
| FINELINK TECHNOLOGIES LIMITED | Private company limited by shares | Dissolved |