| Rayo Limited | Private company limited by shares | Live |
| RAYON COMPANY LIMITED -THE- | Private company limited by shares | Live |
| Rayon Limited | | Live |
| RAYON INDUSTRY CO., LIMITED | Private company limited by shares | Live |
| POLY & RAYON COLLECTIONS LIMITED | Private company limited by shares | Dissolved |
| RAYON ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| RAY-ON INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| RAYON INVESTMENT COMPANY LIMITED | Private company limited by shares | Live |
| RAYON JEWELLERY LIMITED | | Live |
| RayOn Industry (Hong Kong) Limited | Private company limited by shares | Live |
| Asia Pacific Rayon Limited | Private company limited by shares | Live |
| SHANGHAI RAYON MILLS LIMITED | Private company limited by shares | Dissolved |
| RAY-ON TECHNOLOGY HONG KONG COMPANY LIMITED | Private company limited by shares | Live |
| RAYON TRADING LIMITED | Private company limited by shares | Dissolved |
| RAYONEER LIMITED | Private company limited by shares | Live Commenced dormancy on 23-Oct-2018 |
| Rayong Asia Limited | | Live |
| RAYONIER COMPANY LIMITED | Private company limited by shares | Dissolved |
| ITT RAYONIER (H.K.) LIMITED | Private company limited by shares | Dissolved |
| RAYONTEX (HONG KONG) COMPANY LIMITED | Private company limited by shares | Dissolved |
| RAYOU FOREVER (HK) CO., LIMITED | Private company limited by shares | Live |
| Rayoungtek Technology Co., Limited | | Live |
| RAYOUS INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| RAYOUTH LIMITED | Private company limited by shares | Live |
| RAYOVAC FAR EAST LIMITED | Private company limited by shares | Dissolved |