| OPERATION LIMITED | Private company limited by shares | Dissolved |
| TAK YIU OPERATION LIMITED | Private company limited by shares | Dissolved |
| ACS OPERATION LIMITED | Private company limited by shares | Live |
| SH OPERATION LIMITED | Private company limited by shares | Dissolved |
| KDX OPERATION LIMITED | Private company limited by shares | Live |
| OPERATION LIMITED -THE- | Private company limited by shares | Live |
| CHA SAT OPERATION LIMITED | Private company limited by shares | Live |
| Sai Lap Operation Limited | Private company limited by shares | Live |
| JIG Operation Limited | Private company limited by shares | Live |
| C and T Operation Limited | | Live |
| VMT OPERATION LIMITED | | Live |
| K'S OPERATION LIMITED | | Live |
| YNF Hotels Operation (Admiralty) Limited | | Live |
| Jinying Animation Investment Operation Co., Limited | Private company limited by shares | Live |
| Arco Cubus Operation Limited | Private company limited by shares | Live |
| SWARCO ASIA OPERATION LIMITED | Private company limited by shares | Dissolved |
| CHANGJIANG HI-TECH INVESTMENT ASSETS OPERATION COMPANY LIMITED | Private company limited by shares | Live |
| Operation Bamboo Limited | | Live |
| Basic Operation Limited | | Live |
| Blackbox Operation Limited | Private company limited by shares | Live |
| OPERATION BLESSING HONG KONG LIMITED | Company limited by guarantee | Live |
| CDMA OPERATION EXPANSION LIMITED | Company limited by guarantee | Dissolved |
| Asia Catering Chain Operation Limited | Private company limited by shares | Live |
| CHAIN OPERATION BUSINESS SCHOOL CHINA LIMITED | Private company limited by shares | Live |
| CIAPST OPERATION CENTRE LIMITED | Private company limited by shares | Live |
| HK DKT BUSINESS ASSETS OPERATION CO., LIMITED | Private company limited by shares | Live |
| Bandai Catering Operation Co., Limited | Private company limited by shares | Live |
| GUSHAN CAPITAL OPERATION CO., LIMITED | Private company limited by shares | Dissolved |
| Cogen Operation Limited | | Live |
| MG COMMERCIAL OPERATION HOLDING LIMITED | Private company limited by shares | Live |
| COTOL CONSULTANCY OF TECHNOLOGICAL OPERATION LIMITED | Private company limited by shares | Dissolved |
| BELT AND ROAD OF CONTEST OPERATION CO., LIMITED -THE- | Private company limited by shares | Live |
| CL CORP. OPERATION LIMITED | Private company limited by shares | Live |
| OPERATION DAWN LIMITED | Company limited by guarantee | Live |
| EDKO THEATRE OPERATION LIMITED | Private company limited by shares | Live |
| KEY OPERATION & ELECTRO COMPONENTS LIMITED | Private company limited by shares | Live |
| Elego Operation Company Limited | Private company limited by shares | Live |
| OPERATION EMPOWER LIMITED | Company limited by guarantee | Live |
| COMBINED ENDOSCOPY AND OPERATION (SURGICAL) CENTRE LIMITED | Private company limited by shares | Live |
| Ewapeslife Operation Company Limited | Private company limited by shares | Live |
| FELIX Knowledge Operation Limited | | Live |
| Flora Catering Operation Co., Limited | Private company limited by shares | Live |
| MANHATTAN FORTUNE CAPITAL OPERATION LIMITED | Private company limited by shares | Dissolved |
| Freshion Operation Limited | Private company limited by shares | Live |
| PLDC Global Operation Limited | Private company limited by shares | Live |
| GRACE OPERATION COMPANY LIMITED | Company limited by guarantee | Live |
| GUDAI ASSETS OPERATION LIMITED | Private company limited by shares | Live |
| HARVEST OPERATION COMPANY LIMITED | Private company limited by shares | Live |
| HDI HOTEL OPERATION (HONG KONG) COMPANY LIMITED | Private company limited by shares | Dissolved |
| AN TAI INSTALL OPERATION INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| Jichuangjiahe (China) Knowledge Operation Limited | Private company limited by shares | Live |
| OPERATION KITE LIMITED | Company limited by guarantee | Live |
| LATEST OPERATION COMPANY LIMITED | Private company limited by shares | Dissolved |
| SONGYINGRIFENG MANAGE OPERATION LIMITED | Private company limited by shares | Dissolved |
| HK HONGYILI ATTRACT INVESTMENT OPERATION MANAGEMENT LIMITED | Private company limited by shares | Dissolved |
| DINGSHENG BUSINESS OPERATION MANAGEMENT LIMITED | Private company limited by shares | Live |
| GOLDENLION BUSINESS OPERATION MANAGEMENT LIMITED | Private company limited by shares | Live |
| CHINA ASSETS OPERATION MANAGEMENT COMPANY LIMITED | Private company limited by shares | Live |
| China Flyover Operation Management Limited | Private company limited by shares | Live |
| Hongda Asset Operation Management Co., Limited | | Live |
| Operation & Management Excellence Limited | Private company limited by shares | Live |
| OUTLETS OPERATION MANAGEMENT LIMITED | Private company limited by shares | Live |
| OUTLETS (USA) OPERATION MANAGEMENT LIMITED | | Live |
| Runxing Business Operation Management Limited | Private company limited by shares | Live |
| Sunny Day Operation Management Limited | Private company limited by shares | Live |
| OPERATION & TECHNOLOGY MANAGEMENT LIMITED | Private company limited by shares | Dissolved |
| UDL MARINE OPERATION LIMITED | Private company limited by shares | Live |
| Mills Operation Limited -The- | Private company limited by shares | Live |
| MODERN PORTS OPERATION & TRANSPORTS LIMITED | Private company limited by shares | Dissolved |
| NATH OPERATION LIMITED | Private company limited by shares | Live |
| NUCTECH OPERATION COMPANY LIMITED | Private company limited by shares | Live |
| BUSINESS OFFICE OPERATION LIMITED | Private company limited by shares | Live |
| Ophtha GLAM (Operation) Limited | | Live |
| Poseidon Operation Limited | Private company limited by shares | Live |
| Missfresh property operation HK Limited | Private company limited by shares | Live |
| PURE OPERATION LIMITED | Private company limited by shares | Live |
| Operation Recruit Limited | Private company limited by shares | Live |
| HK ROYAL CAR FACTORY CAR CHAIN OPERATION LIMITED | Private company limited by shares | Dissolved |
| SIMBA CAPITAL OPERATION CO., LIMITED | Private company limited by shares | Live |
| SMOOTH OPERATION LIMITED | Private company limited by shares | Dissolved |
| MOLIN SPORT OPERATION COMPANY LIMITED | Private company limited by shares | Live |
| Systemic Risk Co operation Association Co., Limited | | Live |
| Talent Capital Operation Company Limited | Private company limited by shares | Live |
| Business Operation Technologies Limited | Private company limited by shares | Live |
| HKBC Technology Operation (Hong Kong) Limited | | Live |
| Joylink Digital Technology Operation Limited | Private company limited by shares | Live |
| HONEST OPERATION TRADING LIMITED | Private company limited by shares | Live |
| T&Y OPERATION LOGISTIC TRADING COMPANY LIMITED | Private company limited by shares | Live |
| HK SUREVI (OPERATION TREASURE) INVESTMENT LIMITED | Private company limited by shares | Live |
| UNIT CO OPERATION LIMITED | Private company limited by shares | Dissolved |
| Unlimited Factory Operation Limited | Private company limited by shares | Live |
| Well Operation Limited | Company limited by guarantee | Live |
| ZEBANG OPERATION LIMITED | Private company limited by shares | Live |
| Operation28 Limited | | Live |
| MANAGEMENT OPERATIONNEL ASIE PACIFIQUE LIMITED | Private company limited by shares | Live |
| RAI (OPERATIONS) LIMITED | Private company limited by shares | Dissolved |
| BC OPERATIONS LIMITED | Private company limited by shares | Dissolved |
| GSI OPERATIONS LIMITED | Private company limited by shares | Live |
| PCD OPERATIONS HK LIMITED | Private company limited by shares | Live |
| HKB OPERATIONS LIMITED | Private company limited by shares | Dissolved |