| Fong's Steels Supplies Zhongshan Holding Limited | Private company limited by shares | Live |
| HONGKONG SUOMA GROUP CO., LIMITED | Private company limited by shares | Dissolved |
| SUNKIT (BEIHAI CITY) INDUSTRIAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| SUNS LADY TRADING LIMITED | Private company limited by shares | Live |
| Superior Golden Bright Holding Limited | Private company limited by shares | Live |
| SUNKIN INDUSTRIAL GROUP LIMITED | Private company limited by shares | Live |
| HK SUNTECH ELECTRONIC LIMITED | Private company limited by shares | Dissolved |
| SUZHOU YI-MING MEDICAL INSTRUMENTS LIMITED | Private company limited by shares | Dissolved |
| SUNIMAX LIMITED | Private company limited by shares | Dissolved |
| SUNWAY INTERNATIONAL TEXTILES LIMITED | Private company limited by shares | Live |
| SUZHOU BEYOND INTERNATIONAL CO., LIMITED | Private company limited by shares | Live |
| SUNRAY TECHNOLOGY GROUP LIMITED | Private company limited by shares | Dissolved |
| SUPERNALWAY HOME FURNISHING CO., LIMITED | Private company limited by shares | Live |
| SUNNY & SON LIMITED | Private company limited by shares | Dissolved |
| SWIMMING POOL SUPPLY LIMITED | Private company limited by shares | Live |
| BEAUTY SURPLUS LIMITED | Private company limited by shares | Dissolved |
| SUNRAY INVESTMENT DEVELOPMENT (HK) LIMITED | Private company limited by shares | Live |
| SULLIVAN DRESSING AND LEATHER (SHANG HAI) COMPANY LIMITED | Private company limited by shares | Dissolved |
| CHINA SURF INVESTMENT LIMITED | Private company limited by shares | Live |
| SUPER CENTURY LIMITED | Private company limited by shares | Live |
| SUPERTREND LIMITED | Private company limited by shares | Dissolved |
| DUAL SUNS INDUSTRIAL CO., LIMITED | Private company limited by shares | Live |
| SUPER WEALTH ENTERPRISES LIMITED | Private company limited by shares | Live |
| Sun-Way Premium Company Limited | Private company limited by shares | Dissolved |
| SUPREME STAR PROPERTIES LIMITED | Private company limited by shares | Live |
| FULL SUPPORT LIMITED | Private company limited by shares | Live |
| HONG KONG CONSTANT SUMMER GROUP LIMITED | Private company limited by shares | Dissolved |
| SUNSEEKER SWIMWEAR LIMITED | Private company limited by shares | Live |
| Sunway Kordis Asia Limited | Private company limited by shares | Live |
| SUMMER SKY INVESTMENTS LIMITED | Private company limited by shares | Live |
| SUMMERVILE LIMITED | Private company limited by shares | Dissolved |
| SURETA LIMITED | Private company limited by shares | Live |
| SUPERIOR COMPUTERS SYSTEMS LIMITED | Private company limited by shares | Live |
| SURE POWER DEVELOP LIMITED | Private company limited by shares | Dissolved |
| SUNTRAP TECHNOLOGY (HK) LIMITED | Private company limited by shares | Live |
| SUPERIOR GREAT INVESTMENT LIMITED | Private company limited by shares | Live |
| SUNRADO TECHNOLOGY LIMITED | Private company limited by shares | Live |
| SUN-ON EQUIPMENT PTY LIMITED | Private company limited by shares | Live |
| SUNBOW TRADING CO. LIMITED | Private company limited by shares | Dissolved |
| SUPER MATRIX INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| SHANGHAI SUOSIKE ELECTROMECHANICAL LIMITED | Private company limited by shares | Live |
| SUSTABLER LIMITED | Private company limited by shares | Dissolved |
| SUNSTONE DIGITAL (HONGKONG) LIMITED | Private company limited by shares | Live |
| SUNDA INVESTMENT GROUP LIMITED | Private company limited by shares | Dissolved |
| SUNNYSIDE REALTY LIMITED | Private company limited by shares | Dissolved |
| SURF PROPERTIES LIMITED | Private company limited by shares | Live |
| CHINA SUNLB GROUP LIMITED | Private company limited by shares | Dissolved |
| SURF ACE DESIGN LIMITED | Private company limited by shares | Dissolved |
| SUNKEY INTERNATIONAL (HONGKONG) CO., LIMITED | Private company limited by shares | Live |
| SUNECON LIGHTING LIMITED | Private company limited by shares | Live |
| CHINA SUNERGY (HONGKONG) CO., LIMITED | Private company limited by shares | Live |
| SUPREME BEAUTY (H.K.) INVESTMENT CONSULTANT MANAGEMENT CO., LIMITED | Private company limited by shares | Dissolved |
| FORTUNE SURVEYORS (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| SUPREMACY GROUP LIMITED | Private company limited by shares | Live |
| SUXXESS ASIA LIMITED | Private company limited by shares | Dissolved |
| INCOME SURPLUS LIMITED | Private company limited by shares | Live |
| HK SUNON ELECTRONICS CO., LIMITED | Private company limited by shares | Live |
| SUNNING SKY LIMITED | Private company limited by shares | Dissolved |
| Successful International Investment Group (H.K.) Company Limited | Private company limited by shares | Dissolved |
| SunRed Manufactory Limited | Private company limited by shares | Live |
| SUPREME WIN INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SUPER ACE INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| GOLD SUPREME INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SUPERIOR FACILITIES MANAGEMENT LIMITED | Private company limited by shares | Live |
| SURE WIN ENTERPRISES LIMITED | Private company limited by shares | Live |
| MCM Construction Materials Supply Company Limited | Private company limited by shares | Live |
| Surgelion International Limited | Private company limited by shares | Live |
| TOP SURPLUS FINANCE LIMITED | Private company limited by shares | Dissolved |
| GLOBAL SURF PROJECT CO., LIMITED | Private company limited by shares | Dissolved |
| QINGDAO SUMMIT ENTERPRISE CO., LIMITED | Private company limited by shares | Live |
| PRECISION DENTAL SUPPLIER & LABORATORY LIMITED | Private company limited by shares | Live |
| SUNWAY (CHINA) INDUSTRY CO., LIMITED | Private company limited by shares | Live |
| SUPREME TOP LIMITED | Private company limited by shares | Live |
| SURPASS PLASTIC COMPANY LIMITED | Private company limited by shares | Live |
| SUPERIOR INTERNATIONAL INDUSTRIAL (HK) CO., LIMITED | Private company limited by shares | Live |
| SUZANNE MARTIN ASIA LIMITED | Private company limited by shares | Dissolved |
| SUNGWOO (HONG KONG) ELECTRONICS COMPANY LIMITED | Private company limited by shares | Live |
| SuMed Advertising Limited | Private company limited by shares | Dissolved |
| NEW SUNNY ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| SURE HANG LIMITED | Private company limited by shares | Dissolved |
| MONSTER SUSHI LIMITED | Private company limited by shares | Live |
| MAX SURE LIMITED | Private company limited by shares | Dissolved |
| SURE ASCENT LIMITED | Private company limited by shares | Dissolved |
| SUPREME LIMITED | Private company limited by shares | Live |
| SURE SMART INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SUEN MOSS LIMITED | Private company limited by shares | Live |
| SUNTECH CREATION LIMITED | Private company limited by shares | Dissolved |
| Suninway Web Design (Hong Kong) Limited | Private company limited by shares | Live |
| SUNWELL ENTERPRISE LIMITED | Private company limited by shares | Live |
| SUMMER NIGHT CO., LIMITED | Private company limited by shares | Dissolved |
| SHARING SUNSHINE LIMITED | Company limited by guarantee | Dissolved |
| KEY SUCCESSFUL INTERNATIONAL LIMITED | Private company limited by shares | Live |
| SUN-MIN (HK) HOLDINGS LIMITED | Private company limited by shares | Live |
| SUREWIN MERCHANDISING LIMITED | Private company limited by shares | Dissolved |
| BEAUTY SUCCESS LIMITED | Private company limited by shares | Live |
| TIBET SUMMIT HOLDING CO., LIMITED -THE- | Private company limited by shares | Dissolved |
| ORIENT OCEAN SHIPPING SUPPLY CO., LIMITED | Private company limited by shares | Live |
| SUNNY PACIFIC LIMITED | Private company limited by shares | Dissolved |
| BD Suzhou (Hong Kong) Limited | Private company limited by shares | Live |
| BD Suzhou Power Tools (Hong Kong) Limited | Private company limited by shares | Live |