| Company Name | Type | Status |
|---|---|---|
| WEL TIGHT CORPORATION (H. K.) LIMITED | Private company limited by shares | Dissolved |
| Tight Holding Group Limited | Live | |
| HOLD TIGHT LIMITED | Private company limited by shares | Live |
| HONG KONG FOREVER TIGHT MANUFACTURING LIMITED | Private company limited by shares | Dissolved |
| Raising Tight Company Limited | Private company limited by shares | Live |
| TIGHTLINE COMPANY LIMITED | Private company limited by shares | Live |
| Tightlip Trades Limited | Live |