| SUN SURE LIMITED | Private company limited by shares | Live |
| SUMMER HILL LIMITED | Private company limited by shares | Live |
| SUPER GARDENER MACHINERY CO. LIMITED | Private company limited by shares | Live |
| SUNWAY CORPORATION LIMITED | Private company limited by shares | Dissolved |
| REALLY SUPER LIMITED | Private company limited by shares | Live |
| PINE SUMMIT LIMITED | Private company limited by shares | Live |
| SUNTRUE INTERNATIONAL (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| Superior Electronic Limited | Private company limited by shares | Dissolved |
| SURE SUCCESS DEVELOP LIMITED | Private company limited by shares | Dissolved |
| SUNG HAO COMPANY LIMITED | Private company limited by shares | Dissolved |
| HK SUERNA ELECTRONICS LIMITED | Private company limited by shares | Dissolved |
| NINGBO SUNWAY LIGHTING CO., LIMITED | Private company limited by shares | Live |
| OASIS CARE RESOURCES SUPPORTING LIMITED | Private company limited by shares | Live |
| SUPERCO TRADING LIMITED | Private company limited by shares | Live |
| SUNTRUE MALL (HONG KONG) LIMITED | Private company limited by shares | Live |
| SUMMIT CAPITAL INVESTMENT LIMITED | Private company limited by shares | Live |
| SULPHCO HONGKONG LIMITED | Private company limited by shares | Live |
| SUOLI AIR SERVICE CO., LIMITED | Private company limited by shares | Live |
| SUPERIOR YIELD LIMITED | Private company limited by shares | Dissolved |
| SURE LINK CO. LIMITED -THE- | Private company limited by shares | Live |
| SUNTON CREATION LIMITED | Private company limited by shares | Dissolved |
| SUNKEY CORPORATION LIMITED | Private company limited by shares | Dissolved |
| SUNBORN (HK) LIMITED | Private company limited by shares | Live |
| SUNNY PARAGON LIMITED | Private company limited by shares | Live |
| WONJASION TIMBER SUPPLIES CO., LIMITED | Private company limited by shares | Live |
| SUPERTEK TECHNOLOGY HOLDING LIMITED | Private company limited by shares | Live |
| SUNSHINE PACIFIC LIMITED | Private company limited by shares | Live |
| SUBOER COOKWARE GROUP HOLDING LIMITED | Private company limited by shares | Dissolved |
| Taco Trading Supply Chain Solutions, Limited | Private company limited by shares | Live |
| CHINA SUPERIOR GRAPHITE CO., LIMITED | Private company limited by shares | Live |
| SUNBAAL INDUSTRIAL CO., LIMITED | Private company limited by shares | Live |
| SUN'S JEWELRY LIMITED | Private company limited by shares | Dissolved |
| SUNTECH DEVELOP LIMITED | Private company limited by shares | Live |
| CHINA SUNBOW & ASSOCIATES LIMITED | Private company limited by shares | Live |
| C. T. YEUNG & ASSOCIATES SURVEYORS LIMITED | Private company limited by shares | Live |
| SUPER LUCK (ASIA) LIMITED | Private company limited by shares | Dissolved |
| HK SUPER NETWORK CABLE LIMITED | Private company limited by shares | Dissolved |
| SUNING INDUSTRIAL (HK) INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| SUNTREE INDUSTRY INVESTMENT CO., LIMITED | Private company limited by shares | Live |
| CITILAND SURVEYORS (SAI KUNG) LIMITED | Private company limited by shares | Dissolved |
| SUNWAY INTERNATIONAL INDUSTRIAL LIMITED | Private company limited by shares | Live |
| IDA MEDICAL SUPPLIES CO., LIMITED | Private company limited by shares | Dissolved |
| SUPER BEST (ASIA) LIMITED | Private company limited by shares | Dissolved |
| HK SUNWAY HOLIDAY HOTEL GROUP LIMITED | Private company limited by shares | Live |
| MINHOU SUNWAY NONWOVEN CO., LIMITED | Private company limited by shares | Live |
| SUZHOU CHANG GIA PHARMA (H.K.) COMPANY LIMITED | Private company limited by shares | Live |
| HK SUNTECH GROUP LIMITED | Private company limited by shares | Live |
| SUZHOU GUANGYUE ELECTRIC LIMITED | Private company limited by shares | Live |
| SUNLORD INTERNATIONAL GROUP LIMITED | Private company limited by shares | Dissolved |
| SUPREME ART ENTERTAINMENT LIMITED | Private company limited by shares | Live |
| SURGERY ASSOCIATES HONG KONG LIMITED | Private company limited by shares | Live |
| SUNWAY INTERNATIONAL INDUSTRY CO., LIMITED | Private company limited by shares | Live |
| TRUE SUCCEED LIMITED | Private company limited by shares | Dissolved |
| GRAND SUCCEED LIMITED | Private company limited by shares | Live |
| Sunberry Mining Technology Limited | Private company limited by shares | Live |
| PROTECH SUPPLIES SERVICE LIMITED | Private company limited by shares | Live |
| SUPTRA INTERNATIONAL LIMITED | Private company limited by shares | Live |
| Suen Kee Recycling Trading (HK) Limited | Private company limited by shares | Dissolved |
| SUREWIN CENTURY LIMITED | Private company limited by shares | Dissolved |
| Sustainable Technologies Asia Limited | Private company limited by shares | Dissolved |
| SUNNANY TECHNOLOGY CO., LIMITED | Private company limited by shares | Dissolved |
| Summer Bloom Limited | Private company limited by shares | Dissolved |
| SUNFAIR TRANSPORTATION LIMITED | Private company limited by shares | Live |
| SuccessFactors Asia Pacific Limited | Private company limited by shares | Live |
| SUNNY TARGET INVESTMENT LIMITED | Private company limited by shares | Live |
| SUPREME ONE INVESTMENTS LIMITED | Private company limited by shares | Live |
| FAR EAST TRADE & SUPPORT LIMITED | Private company limited by shares | Dissolved |
| SUPERIOR SKILL ENTERPRISE LIMITED | Private company limited by shares | Live |
| SUPERWELL CONSULTANTS LIMITED | Private company limited by shares | Dissolved |
| INCOME SUCCESS LIMITED | Private company limited by shares | Live |
| SUPERIOR POWER SOLUTIONS (HK) CO., LIMITED | Private company limited by shares | Live |
| Sunjet Electronic (Hong Kong) Co., Limited | Private company limited by shares | Live |
| Helmsion Engineering & Supplies Company Limited | Private company limited by shares | Dissolved |
| SUPERIOR CAPACITORS LIMITED | Private company limited by shares | Live |
| SUNNY ASSETS INVESTMENT LIMITED | Private company limited by shares | Live |
| SUPASS SCIENCE&TECHNOLOGY INVESTMENT (H.K) CO., LIMITED | Private company limited by shares | Live |
| SUNWELL ELECTRONICS (HK) CO., LIMITED | Private company limited by shares | Dissolved |
| SUNNICO TECHNOLOGY DEVELOPMENT (HK) CO., LIMITED | Private company limited by shares | Dissolved |
| SUNLORD INTERNATIONAL CO., LIMITED | Private company limited by shares | Live |
| SUNBOW SHOES CO., LIMITED | Private company limited by shares | Live |
| SUNWAY STONE CO., LIMITED | Private company limited by shares | Live |
| KIN SUNG HOLDING LIMITED | Private company limited by shares | Live |
| HONG CHANG BINDING SUPPLIES CO., LIMITED | Private company limited by shares | Dissolved |
| Lead Success Investment Limited | Private company limited by shares | Live |
| SUNON ENERGY GROUP LIMITED | Private company limited by shares | Dissolved |
| SUNBOW ART & CRAFT MANUFACTURE CO., LIMITED | Private company limited by shares | Dissolved |
| SMART SUPREME LIMITED | Private company limited by shares | Dissolved |
| SUGGEST AND CONSULTING LIMITED | Private company limited by shares | Dissolved |
| HENFOK SUZHOU DEVELOPMENT LIMITED | Private company limited by shares | Live |
| SUPERFINE ACCESSORIES LIMITED | Private company limited by shares | Dissolved |
| WAY TO SUCCESS LIMITED | Private company limited by shares | Dissolved |
| Summer (Hong Kong) Trading Company Limited | Private company limited by shares | Live |
| EASTERN SUNYA INDUSTRI LIMITED | Private company limited by shares | Live |
| AUCANI SUNERGOS LIMITED | Private company limited by shares | Live |
| Y-4 PET SUPPLIES CO., LIMITED | Private company limited by shares | Live |
| Everyday's Sunday Co. Limited | Private company limited by shares | Dissolved |
| SUNNYLAND ENTERPRISE LIMITED | Private company limited by shares | Live |
| SUCCEEDIN SUMMER CORP. LIMITED | Private company limited by shares | Live |
| SUNKON INT'L GROUP CO., LIMITED | Private company limited by shares | Live |
| KO'S SURVEYOR LIMITED | Private company limited by shares | Dissolved |