| SIMEXPORT LIMITED | Private company limited by shares | Dissolved |
| SING LEE HONG IMPORT & EXPORT COMPANY LIMITED | Private company limited by shares | Live |
| SINO FRENCH ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| SIMS TRADING COMPANY LIMITED | Private company limited by shares | Live |
| SIFAL LIMITED | Private company limited by shares | Dissolved |
| WAI KEE SIZING AND DYEING FACTORY LIMITED | Private company limited by shares | Live |
| TUNG SING WEAVING FACTORY LIMITED | Private company limited by shares | Dissolved |
| SING ON COMPANY LIMITED | Private company limited by shares | Live |
| SING LEE COMPANY LIMITED | Private company limited by shares | Dissolved |
| DAH SING COMPANY LIMITED | Private company limited by shares | Live |
| YAU SING COMPANY, LIMITED | Private company limited by shares | Dissolved |
| SINO AUSTRALASIAN TEXTILES (HONG KONG) LIMITED -THE- | Private company limited by shares | Dissolved |
| WAH SING ALUMINIUM MATERIAL AND ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| SIDNEY AND COMPANY, LIMITED | Private company limited by shares | Dissolved |
| CHUNG SING SCHOOL, LIMITED | Company limited by guarantee | Live |
| YIP SHING SIZING FACTORY LIMITED | Private company limited by shares | Dissolved |
| SING CHEONG PRINTING COMPANY LIMITED | Private company limited by shares | Live |
| SIMON LEE INVESTMENT COMPANY LIMITED | Private company limited by shares | Live |
| SEE KONG SILK LIMITED | Private company limited by shares | Live |
| SING KIU TRADING LIMITED | Private company limited by shares | Dissolved |
| SIMKAR ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| WONG SING LAM COMPANY LIMITED | Private company limited by shares | Dissolved |
| MEI WAH SILK FACTORY LIMITED | Private company limited by shares | Dissolved |
| LO KAI FOOK SILK COMPANY LIMITED | Private company limited by shares | Dissolved |
| SING ON RESTAURANT LIMITED | Private company limited by shares | Dissolved |
| SING MEI PROPERTIES LIMITED | Private company limited by shares | Live |
| CHAN SING KEE RATTAN COMPANY LIMITED | Private company limited by shares | Dissolved |
| SING SEE TOURIST ENTERPRISES, LIMITED | Private company limited by shares | Dissolved |
| SING CHEONG TAI COMPANY, LIMITED | Private company limited by shares | Dissolved |
| SIU'S GARMENTS MANUFACTURING COMPANY LIMITED | Private company limited by shares | Dissolved |
| TIN SING TEAHOUSE, LIMITED | Private company limited by shares | Dissolved |
| TAK SING HONG INTERNATIONAL EXPORTERS LIMITED | Private company limited by shares | Dissolved |
| SIMEXCO, LIMITED | Private company limited by shares | Dissolved |
| SING HONG COMPANY LIMITED | Private company limited by shares | Dissolved |
| SIONG WAH COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINCERE NAVIGATION COMPANY LIMITED | Private company limited by shares | Dissolved |
| SING WAH TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| TIN TAK SING KAU CHUNG WUI LIMITED | Company limited by guarantee | Live |
| FU SING INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| KONG SING PLASTIC PRODUCTS ADVERTISING COMPANY, LIMITED | Private company limited by shares | Dissolved |
| SINCERE FINANCE LIMITED | Private company limited by shares | Dissolved |
| SINO-OVERSEAS ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| SING KEE COMPANY, LIMITED | Private company limited by shares | Live |
| N. V. SINATRA LIMITED | Private company limited by shares | Dissolved |
| CHUNG SING CHINESE PRODUCTS COMPANY LIMITED | Private company limited by shares | Dissolved |
| SIMS (CHINA) LIMITED | Private company limited by shares | Live |
| KA SION LIMITED | Private company limited by shares | Dissolved |
| BUN SING TEA HOUSE COMPANY, LIMITED | Private company limited by shares | Dissolved |
| SIMONE SHOE FACTORY LIMITED | Private company limited by shares | Dissolved |
| SINGSAM COMPANY LIMITED | Private company limited by shares | Dissolved |
| SIAMERICAN SECURITIES LIMITED | Private company limited by shares | Dissolved |
| JIK SING COMPANY LIMITED | Private company limited by shares | Dissolved |
| MICHAEL & SIMON COMPANY LIMITED | Private company limited by shares | Dissolved |
| KIN SING INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| WAH FOO SILK LIMITED | Private company limited by shares | Dissolved |
| WAH SING INDUSTRIAL COMPANY, LIMITED | Private company limited by shares | Dissolved |
| FOOK SING INDUSTRIAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| WING SING WO COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINO-INDO-AMERICAN SPINNERS LIMITED | Private company limited by shares | Dissolved |
| WAH YUN SIZING AND DYEING FACTORY LIMITED | Private company limited by shares | Dissolved |
| NGAI SING PLASTIC WORKS LIMITED | Private company limited by shares | Dissolved |
| TUNG SING FOODSTUFFS COMPANY LIMITED | Private company limited by shares | Dissolved |
| SING MING COMPANY LIMITED | Private company limited by shares | Dissolved |
| SING LEE BEADING FACTORY LIMITED | Private company limited by shares | Dissolved |
| YIN SING ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| VEE SING ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| SIAMERICAN FUND, LIMITED -THE- | Private company limited by shares | Dissolved |
| SING BO COMPANY LIMITED | Private company limited by shares | Live |
| FIRST SILK COMPANY LIMITED -THE- | Private company limited by shares | Live |
| PO SING INDUSTRIAL COMPANY, LIMITED | Private company limited by shares | Live |
| SIMON PETER LIMITED | Private company limited by shares | Dissolved |
| SING TAO REALTY LIMITED | Private company limited by shares | Dissolved |
| SIMSMETAL LIMITED | Private company limited by shares | Dissolved |
| TAK SING CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINGWAY COMPANY, LIMITED | Private company limited by shares | Dissolved |
| SIMSONS ENTERPRISES (H.K.) LIMITED | Private company limited by shares | Live |
| SIMATELEX MANUFACTORY COMPANY LIMITED | Private company limited by shares | Live |
| NAM SING INVESTMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| WO SING INVESTMENT COMPANY LIMITED | Private company limited by shares | Live |
| WO SING INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| SING TAK INVESTMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| JAB SING PAPER COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINO AMERICAN FORWARDERS LIMITED | Private company limited by shares | Dissolved |
| SING KEE OIL COMPANY LIMITED | Private company limited by shares | Live |
| SING YIU INVESTMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| SING KONG COMPANY, LIMITED | Private company limited by shares | Dissolved |
| SING YIP TOYS MANUFACTORY LIMITED | Private company limited by shares | Live |
| SING SHING CONSTRUCTION LIMITED | Private company limited by shares | Dissolved |
| SINO INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| CHUNG SING INVESTMENT COMPANY LIMITED | Private company limited by shares | Live |
| SINCERE BROTHERS INDUSTRIAL COMPANY, LIMITED | Private company limited by shares | Dissolved |
| SING SHING REALTY LIMITED | Private company limited by shares | Dissolved |
| PO SING TRADING COMPANY LIMITED | Private company limited by shares | Live |
| TAT SING LAND INVESTMENT COMPANY LIMITED | Private company limited by shares | Live |
| BARON, SIMS LIMITED | Private company limited by shares | Dissolved |
| KOWLOON SODIUM SILICATE FACTORY, LIMITED | Private company limited by shares | Live |
| SINOASIA COMPANY LIMITED | Private company limited by shares | Dissolved |
| SING KWONG PLASTIC MANUFACTORY LIMITED | Private company limited by shares | Dissolved |
| KWAN SING COMPANY LIMITED | Private company limited by shares | Dissolved |
| WING SING GODOWN LIMITED | Private company limited by shares | Dissolved |