| DAIARKO CASSETTE SCREWS MANUFACTURERS LIMITED | Private company limited by shares | Dissolved |
| CHANG KONG SCREWS MANUFACTURER COMPANY LIMITED | Private company limited by shares | Dissolved |
| Wah Keung Screws & Fasteners Company Limited | | Live |
| FONTEC SCREWS LIMITED | Private company limited by shares | Live |
| DONGGUAN GREAT GOLD SCREWS CO., LIMITED | Private company limited by shares | Dissolved |
| LEE YUEN SCREWS (H.K.) LIMITED | Private company limited by shares | Dissolved |
| Hyundai Screws Manufactory (Hong Kong) Limited | | Live |
| HONG KONG PRECISION SCREWS MANUFACTURING LIMITED | Private company limited by shares | Dissolved |
| HYUNDAI SCREWS MFG COMPANY LIMITED | Private company limited by shares | Live |
| HYUNDAI SCREWS MANUFACTORY COMPANY LIMITED | Private company limited by shares | Live |
| KINGSTON SCREWS LIMITED | Private company limited by shares | Dissolved |
| TAI ON SCREWS MANUFACTURING LIMITED | Private company limited by shares | Live |
| LEADER SCREWS MANUFACTURING COMPANY LIMITED | Private company limited by shares | Live |
| MANHATTAN SCREWS MANUFACTURING LIMITED | Private company limited by shares | Dissolved |
| ORIENT SCREWS MANUFACTURING LIMITED | Private company limited by shares | Live |
| PACIFIC SCREWS MANUFACTURING LIMITED | Private company limited by shares | Dissolved |
| ONTEX SCREWS AND METAL FACTORY LIMITED | Private company limited by shares | Dissolved |
| STANDARD PRECISION SCREWS MANUFACTORY LIMITED | Private company limited by shares | Dissolved |
| SECURITY SCREWS PLUS LIMITED | Private company limited by shares | Live |
| SHING HING SCREWS MANUFACTURING LIMITED | Private company limited by shares | Live |
| WING SHING SCREWS LIMITED | Private company limited by shares | Dissolved |
| WING SHING SCREWS MANUFACTORY LIMITED | Private company limited by shares | Dissolved |
| UNIVERSAL SCREWS MANUFACTORY LIMITED | Private company limited by shares | Dissolved |
| WONDERFUL SCREWS MANUFACTORY FACTORY LIMITED | Private company limited by shares | Live |
| WONDERFUL SCREWS AND METAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| YING FAT SCREWS MANUFACTORY LIMITED | Private company limited by shares | Dissolved |
| LEE YUEN SCREWS LIMITED | Private company limited by shares | Live |