| WINSON OIL INTERNATIONAL (HK) LIMITED | Private company limited by shares | Live |
| WINSON INTERNATIONAL HOLDING LIMITED | Private company limited by shares | Live |
| WINSON INTERNATIONAL HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| WINSON INTERNATIONAL HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| WINSON INTERNATIONAL HOLDINGS LIMITED | Private company limited by shares | Live |
| WINSON INTERNATIONAL (HONG KONG) CO., LIMITED | Private company limited by shares | Live |
| WINSON INTERNATIONAL INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| HK WINSON INTERNATIONAL INDUSTRIAL LIMITED | Private company limited by shares | Live |
| WINSON INTERNATIONAL INDUSTRIES LIMITED | Private company limited by shares | Live |
| WINSON INTERNATIONAL INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| WINSON INVESTMENT INTERNATIONAL LIMITED | Private company limited by shares | Live |
| WINSON INTERNATIONAL INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| WINSON INTERNATIONAL INVESTMENT (HK) LIMITED | Private company limited by shares | Dissolved |
| WINSON INTERNATIONAL INVESTMENT HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| WINSON INTERNATIONAL INVESTMENTS LIMITED | Private company limited by shares | Live |
| WINSON LANE INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| WINSON LEGEND INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| WINSON LINK INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| WINSON INTERNATIONAL (H.K.) LOGISTICS CENTRE LIMITED | Private company limited by shares | Dissolved |
| WINSON ASSET MANAGEMENT (INTERNATIONAL) LIMITED | Private company limited by shares | Dissolved |
| WINSON PREMIER INTERNATIONAL LIMITED | | Live |
| Winson products international Limited | Private company limited by shares | Live |
| WINSON TARGET INTERNATIONAL LIMITED | Private company limited by shares | Live |
| WINSON TECHNOLOGY INTERNATIONAL LIMITED | Private company limited by shares | Live |
| WINSON TERRACE INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| WINSON INTERNATIONAL TRADE COMPANY LIMITED | Private company limited by shares | Live |
| Winson Trade International Limited | Private company limited by shares | Dissolved |
| WINSON INTERNATIONAL TRADING LIMITED | Private company limited by shares | Live |
| WINSON TRADING INTERNATIONAL LIMITED | Private company limited by shares | Live |
| WINSON INTERNATIONAL TRADING (HK) CO., LIMITED | Private company limited by shares | Live |
| WINSON INTERNATIONAL WAREHOUSES AND LOGISTICS LIMITED | Private company limited by shares | Live |
| WINSON INTL LIMITED | Private company limited by shares | Live |
| WINSON INT'L TECH LIMITED | Private company limited by shares | Dissolved |
| WINSON INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| WINSON INVESTMENT LIMITED | Private company limited by shares | Live |
| WINSON INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| WINSON INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| JADE WINSON LIMITED | Private company limited by shares | Dissolved |
| WINSON (WAH KEE) ENTERPRISE LIMITED | Private company limited by shares | Live |
| KING WINSON LIMITED | Private company limited by shares | Dissolved |
| WINSON KING TRADING COMPANY LIMITED | Private company limited by shares | Live |
| WINSON KINGDOM LIMITED | Private company limited by shares | Live |
| WINSON KNITTERS LIMITED | Private company limited by shares | Dissolved |
| WINSON KNITTING FACTORY COMPANY LIMITED | Private company limited by shares | Live |
| WINSON LANE LIMITED | Private company limited by shares | Live |
| WINSON LANE ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| WINSON LEATHER GARMENTS COMPANY LIMITED | Private company limited by shares | Dissolved |
| WINSON LEGEND ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| WINSON LIGHTING LIMITED | Private company limited by shares | Live |
| WINSON LIGHTINGS LIMITED | | Live |
| WINSON LINK ENTERPRISES LIMITED | Private company limited by shares | Live |
| WINSON LINK FINANCE LIMITED | Private company limited by shares | Dissolved |
| WINSON LOGISTICS LIMITED | Private company limited by shares | Live |
| Winson Hin (Logistics) Co Limited | Private company limited by shares | Live |
| WINSON MANAGEMENT LIMITED | Private company limited by shares | Dissolved |
| WINSON MANAGEMENT LIMITED | Private company limited by shares | Live |
| WINSON CARPARK MANAGEMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| WINSON CARTERING MANAGEMENT LIMITED | Private company limited by shares | Live |
| WINSON PROPERTY & FACILITY MANAGEMENT CONSULTANTS LIMITED | Private company limited by shares | Dissolved |
| WINSON PROPERTY MANAGEMENT LIMITED | Private company limited by shares | Live |
| WINSON PLASTIC MANUFACTORY LIMITED | Private company limited by shares | Live |
| WINSON MANUFACTURE LIMITED | Private company limited by shares | Dissolved |
| WINSON RAINCOAT MANUFACTURING COMPANY LIMITED | Private company limited by shares | Live |
| WINSON AND SHUEN MANUFACTURING COMPANY LIMITED | Private company limited by shares | Dissolved |
| WINSON MARITIME LIMITED | Private company limited by shares | Dissolved |
| WINSON MARBLE WORK MATERIAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| WINSON (CHINA) MOTORS COMPANY LIMITED | Private company limited by shares | Dissolved |
| WINSON MOUNTAIN INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| WINSON NOMINEES LIMITED | Private company limited by shares | Live |
| OCEAN WINSON LIMITED | Private company limited by shares | Dissolved |
| OSCAR WINSON (HONG KONG) LIMITED | Private company limited by shares | Live |
| WINSON OVERSEAS LIMITED | Private company limited by shares | Dissolved |
| WINSON OVERSEAS LIMITED | Private company limited by shares | Live |
| WINSON PACIFIC LIMITED | Private company limited by shares | Dissolved |
| Winson Pacific Limited | Private company limited by shares | Live |
| WINSON ASIA PACIFIC LIMITED | Private company limited by shares | Live |
| WINSON ASIA SOUTH PACIFIC LIMITED | Private company limited by shares | Live |
| WINSON PAPER COMPANY LIMITED | Private company limited by shares | Live |
| WINSON PATENT HOLDINGS LIMITED | Private company limited by shares | Live |
| WINSON METAL PHOTO-FRAMES LIMITED | Private company limited by shares | Live |
| Winson Photonics Technology Limited | Private company limited by shares | Live |
| WINSON PRINTING COMPANY LIMITED | Private company limited by shares | Dissolved |
| SHANGHAI WINSON PRINTING LIMITED | Private company limited by shares | Dissolved |
| WINSON PROCUREMENT LIMITED | Private company limited by shares | Live |
| WINSON ENTERTAINMENT PRODUCTION LIMITED | Private company limited by shares | Live |
| WINSON PRODUCTS LIMITED | Private company limited by shares | Live |
| WINSON PROFESSIONAL PEST CONTROL COMPANY LIMITED | Private company limited by shares | Live |
| WINSON GRAND PROFIT LIMITED | Private company limited by shares | Dissolved |
| WINSON PROJECT ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| WINSON PROPERTIES LIMITED | Private company limited by shares | Dissolved |
| WINSON PROPERTIES LIMITED | Private company limited by shares | Live |
| Winson Property Limited | Private company limited by shares | Live |
| WINSON REGISTRATIONS LIMITED | Private company limited by shares | Dissolved |
| WINSON RESOURCES LIMITED | Private company limited by shares | Dissolved |
| WINSON CAPITAL RESOURCES LIMITED | Private company limited by shares | Live |
| Winson Scaffolding Limited | Private company limited by shares | Live |
| WINSON SECURITIES LIMITED | Private company limited by shares | Dissolved |
| WINSON SERVICE LIMITED | Private company limited by shares | Live |
| WINSON SERVICES LIMITED | Private company limited by shares | Dissolved |
| WINSON CORPORATE SERVICES LIMITED | Private company limited by shares | Live |