| ROCKSON (CHINA) COMPANY LIMITED | Private company limited by shares | Dissolved |
| ROCKSON ENTERPRISE LIMITED | Private company limited by shares | Live |
| ROCKSON INVESTMENT COMPANY, LIMITED | Private company limited by shares | Dissolved |
| ROCKSON INVESTMENT LIMITED | Private company limited by shares | Live |
| ROCKSON PIANO (HONG KONG) COMPANY LIMITED | Private company limited by shares | Live |
| ROCKSON ORGAN COMPANY LIMITED | Private company limited by shares | Live |
| ROCKSON PIANO COMPANY LIMITED | Private company limited by shares | Dissolved |
| ROCKSON PIANO COMPANY (YUEN LONG) LIMITED | Private company limited by shares | Dissolved |
| ROCKSON PIANO (MONGKOK) LIMITED | Private company limited by shares | Dissolved |
| ROCKSON PIANO (WANCHAI) LIMITED | Private company limited by shares | Dissolved |
| ROCKSON PIANO (WESTERN) LIMITED | Private company limited by shares | Dissolved |
| ROCKSON PIANO (MA ON SHAN) LIMITED | Private company limited by shares | Dissolved |
| ROCKSON TRADING LIMITED | Private company limited by shares | Dissolved |
| ROCKSOUND LIMITED | Private company limited by shares | Live |
| ROCKSOUND INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| ROCKSOURCE COMPANY LIMITED | Private company limited by shares | Dissolved |
| ROCKSPINE TRADING LIMITED | Private company limited by shares | Dissolved |
| ROCKSPOT INVESTMENT LIMITED | Private company limited by shares | Live |
| Rocksta Recruit Co., Limited | Private company limited by shares | Dissolved |
| ROCKSTAR LIMITED | Private company limited by shares | Dissolved |
| ROCKSTAR INC LIMITED | Private company limited by shares | Live |
| Rockstar Oil Limited | Private company limited by shares | Live |
| ROCKSTART INTERNATIONAL LIMITED | Private company limited by shares | Live |
| ROCKSTARZ LIMITED | Private company limited by shares | Dissolved |
| Rockstead Investments Limited | Private company limited by shares | Live |
| Rockstoc Limited | | Live |
| ROCKSTOCK INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| ROCKSTONE COMPANY LIMITED | Private company limited by shares | Dissolved |
| ROCKSTONE COMPANY LIMITED | Private company limited by shares | Live |
| QINGDAO ROCKSTONE TYRE CO., LIMITED | Private company limited by shares | Dissolved |
| Rockstone Resources Group Limited | Private company limited by shares | Dissolved |
| ROCKSTONE INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| ROCKSTONE MARBLE TRADING (ENG) LIMITED | Private company limited by shares | Live |
| ROCKSTRONG LIMITED | Private company limited by shares | Live |
| ROCKSUN LIMITED | Private company limited by shares | Dissolved |
| ROCKSUN DEVELOPMENT LIMITED | Private company limited by shares | Live |
| ROCKSUN ENTERPRISES LIMITED | Private company limited by shares | Live |
| ROCKSUN INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| Rocksun International Co., Limited | Private company limited by shares | Live |
| ROCKSWAY LIMITED | Private company limited by shares | Dissolved |
| RockSys Company Limited | Private company limited by shares | Live |
| ROCKTAIN LIMITED | Private company limited by shares | Dissolved |
| ROCKTAPE (CHINA) CO LIMITED | Private company limited by shares | Live |
| ROCKTEC INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| ROCK-TECH LIMITED | Private company limited by shares | Dissolved |
| ROCKTECH LIMITED | Private company limited by shares | Live |
| ROCKTEK LIMITED | Private company limited by shares | Live |
| ROCK-TNSC LIMITED | Private company limited by shares | Live |
| ROCKTON LIMITED | Private company limited by shares | Live |
| ROCKTREND COMPANY LIMITED | Private company limited by shares | Dissolved |
| ROCKTRONIC INDUSTRIAL COMPANY (H.K.) LIMITED | Private company limited by shares | Live |
| ROCKTRONIC INDUSTRIAL LIMITED | Private company limited by shares | Live |
| ROCKTRUE PETROTEK LIMITED | | Live |
| Rockup Innovations Limited | | Live |
| ROCKVALLEY PARTNERS LIMITED | Private company limited by shares | Live |
| ROCKVIEW LIMITED | Private company limited by shares | Dissolved |
| ROCKVILLE LIMITED | Private company limited by shares | Dissolved |
| ROCKVILLE (HK) OILFIELD SERVICES LIMITED | Private company limited by shares | Live |
| ROCKVILLE IMPORT AND EXPORT LIMITED | Private company limited by shares | Dissolved |
| ROCKVILLE INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| Rockville Asset Management Limited | Private company limited by shares | Live |
| Rockville Technologies Limited | Private company limited by shares | Live |
| Rockville Trading Limited | Private company limited by shares | Live |
| ROCKWALL LIMITED | Private company limited by shares | Dissolved |
| Rockwater Limited | Private company limited by shares | Live |
| ROCKWAY LIMITED | Private company limited by shares | Live |
| ROCKWAY HK LIMITED | Private company limited by shares | Live |
| ROCKWEAL DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| ROCKWEED LIMITED | Private company limited by shares | Dissolved |
| ROCKWELL LIMITED | Private company limited by shares | Dissolved |
| ROCKWELL COMPANY LIMITED | Private company limited by shares | Dissolved |
| ROCKWELL LIMITED | Private company limited by shares | Live |
| Rockwill Electric Co., Limited | Private company limited by shares | Live |
| ROCKWIN DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| ROCKWIN ENTERPRISES LIMITED | Private company limited by shares | Live |
| ROCKWIN INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| ROCKWIN INTERNATIONAL LIMITED | Private company limited by shares | Live |
| ROCKWIN TRADE LIMITED | Private company limited by shares | Live |
| ROCKWOLD COMPANY LIMITED | Private company limited by shares | Dissolved |
| ROCKWOOD LIMITED | Private company limited by shares | Dissolved |
| ROCKWOOD LIMITED | Private company limited by shares | Dissolved |
| ROCKWOOD LIMITED | Private company limited by shares | Live |
| ROCKWOOD INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| Rockwood Properties Limited | Private company limited by shares | Live |
| ROCKY BAY LIMITED | Private company limited by shares | Live |
| ROCKY COMPANY LIMITED | Private company limited by shares | Dissolved |
| ROCKY LIMITED | Private company limited by shares | Dissolved |
| ROCKY LIMITED | Private company limited by shares | Dissolved |
| ROCKY SUN LIMITED | Private company limited by shares | Live |
| Rocky Company Limited | Private company limited by shares | Live |
| Rocky Lee Limited | Private company limited by shares | Live |
| ROCKY ASIA LIMITED | Private company limited by shares | Dissolved |
| Rocky Capital Limited | Private company limited by shares | Live |
| ROCKY CHAU COMPANY LIMITED | Private company limited by shares | Dissolved |
| ROCKY DRAGON LIMITED | Private company limited by shares | Dissolved |
| ROCKY ENTERPRISE LIMITED | Private company limited by shares | Live |
| ROCKY ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| ROCKY ENTERPRISES COMPANY LIMITED | Private company limited by shares | Dissolved |
| ROCKY ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| Rocky Fruits Limited | Private company limited by shares | Live |