| SIJTHOFF DEVELOPMENTS LIMITED | Private company limited by shares | Dissolved |
| SINEY NOMINEE LIMITED | Private company limited by shares | Live |
| SIMKA INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SIMPLE SYMBOL (HOLDINGS) LIMITED | Private company limited by shares | Live |
| HING SING INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| SILAI WONDERS COMPANY LIMITED | Private company limited by shares | Dissolved |
| SIMPLE LUCK LIMITED | Private company limited by shares | Dissolved |
| SIMPLE TRADE LIMITED | Private company limited by shares | Dissolved |
| SIRCROWD LIMITED | Private company limited by shares | Dissolved |
| SIRPOLE LIMITED | Private company limited by shares | Live |
| SINGGA COMPANY LIMITED | Private company limited by shares | Live |
| PRETTY SIGNAL LIMITED | Private company limited by shares | Dissolved |
| SINOLEAD TRADING LIMITED | Private company limited by shares | Dissolved |
| SINOFIX LIMITED | Private company limited by shares | Live |
| SINOMART KAI YUEN PETROCHEMICAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| YAU SING PO PRODUCTION COMPANY LIMITED | Private company limited by shares | Live |
| SIGNFAST ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| FUCHUEN SILK COMPANY LIMITED | Private company limited by shares | Live |
| CHING SING INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| SINCA LIMITED | Private company limited by shares | Dissolved |
| YAT FU SILK COMPANY LIMITED | Private company limited by shares | Dissolved |
| FRIEND SING INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| SIRHOUSE LIMITED | Private company limited by shares | Dissolved |
| SINGULAR LIMITED | Private company limited by shares | Dissolved |
| SIRHOLD INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SUNSHINE SISAL & TRADING CO., (HK) LIMITED | Private company limited by shares | Dissolved |
| SILVER PARADISE ESTATE LIMITED | Private company limited by shares | Dissolved |
| SIZY DEVELOPMENTS LIMITED | Private company limited by shares | Live |
| SILVER IN MANUFACTORY LIMITED | Private company limited by shares | Dissolved |
| SIDEROY LIMITED | Private company limited by shares | Dissolved |
| SILVER EXPERT LIMITED | Private company limited by shares | Live |
| SILVER CHANNEL LIMITED | Private company limited by shares | Dissolved |
| GENERAL SILVER LIMITED | Private company limited by shares | Dissolved |
| SILITEK POWER LIMITED | Private company limited by shares | Dissolved |
| SINTEC PIPE REVIVING LIMITED | Private company limited by shares | Dissolved |
| WAH TAT SILK FLOWER MANUFACTORY LIMITED | Private company limited by shares | Dissolved |
| SING BAN (HK) LIMITED | Private company limited by shares | Dissolved |
| GREETING SIGNAL LIMITED | Private company limited by shares | Dissolved |
| WITLONG SIGNAL LIMITED | Private company limited by shares | Dissolved |
| SINO-AMERICAN DISTRIBUTORS LIMITED | Private company limited by shares | Live |
| HONG KONG SILICONE RUBBER TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| SINO BRIGHT CONSULTANTS LIMITED | Private company limited by shares | Live |
| SILK MAN INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| TAI SING ELECTRONIC PRODUCTS COMPANY LIMITED | Private company limited by shares | Dissolved |
| SILK FAT INVESTMENTS LIMITED | Private company limited by shares | Live |
| SILKSING INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| SINOCI LIMITED | Private company limited by shares | Dissolved |
| SILICON COMPILATION TECHNOLOGY INTERNATIONAL (H.K.) COMPANY LIMITED | Private company limited by shares | Dissolved |
| SILK ON INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| KWAN SING WATCH-CASE FACTORY LIMITED | Private company limited by shares | Live |
| SANE LAW SILK COMPANY LIMITED | Private company limited by shares | Dissolved |
| FIRST SING LIMITED | Private company limited by shares | Dissolved |
| ZONE SING LIMITED | Private company limited by shares | Dissolved |
| SILVERFLEX COMPANY LIMITED | Private company limited by shares | Dissolved |
| SILKOW LIMITED | Private company limited by shares | Dissolved |
| TAI SING PRODUCTS COMPANY LIMITED | Private company limited by shares | Dissolved |
| HONG KONG SILICONE RUBBER LIMITED | Private company limited by shares | Dissolved |
| NGAI LICK SING ENTERPRISE COMPANY LIMITED | Private company limited by shares | Live |
| SIMPLE LINK LIMITED | Private company limited by shares | Live |
| SIMPLE WAY LIMITED | Private company limited by shares | Dissolved |
| SING TUNE INTERNATIONAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| MAIN SINCERE LIMITED | Private company limited by shares | Live |
| RICH SIGNAL LIMITED | Private company limited by shares | Live |
| SINOWICK INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SINO-BEACH MANUFACTURING COMPANY LIMITED | Private company limited by shares | Dissolved |
| JOY SING TRADING & TRAVEL COMPANY LIMITED | Private company limited by shares | Dissolved |
| SILVERAM INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| DAILY SIGNAL LIMITED | Private company limited by shares | Live |
| SUPER SING FOUNDATION LIMITED | Private company limited by shares | Dissolved |
| SIMDERLY LIMITED | Private company limited by shares | Live |
| INTER SIGNAL LIMITED | Private company limited by shares | Dissolved |
| GOLDWELL SIGNAL LIMITED | Private company limited by shares | Dissolved |
| CHINA WEAL SILK & TEXTILES LIMITED | Private company limited by shares | Dissolved |
| TAI SING INDUSTRIAL COMPANY LIMITED | Private company limited by shares | Live |
| WIN SIGNAL LIMITED | Private company limited by shares | Dissolved |
| SINO TALENT INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| EVER SIGNAL LIMITED | Private company limited by shares | Dissolved |
| SUN SIDE INVESTMENT LIMITED | Private company limited by shares | Live |
| JOIN SIGNAL LIMITED | Private company limited by shares | Dissolved |
| SILVER CHANNEL INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SILVEROSE COMPANY LIMITED | Private company limited by shares | Live |
| SICHAT LIMITED | Private company limited by shares | Dissolved |
| SILVER ORIENT LIMITED | Private company limited by shares | Live |
| SINOUP INTERNATIONAL (H.K.) LIMITED | Private company limited by shares | Dissolved |
| SILENCO LIMITED | Private company limited by shares | Dissolved |
| PAPILLON SILK (CHINA) LIMITED | Private company limited by shares | Dissolved |
| SIMABO PROPERTIES LIMITED | Private company limited by shares | Dissolved |
| SIGHTFIELD INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| SIGHTYET INVESTMENTS LIMITED | Private company limited by shares | Live |
| SILVERMARK FASHIONS LIMITED | Private company limited by shares | Dissolved |
| SINGING MOON ASSOCIATION LIMITED | Company limited by guarantee | Dissolved |
| SINOVICTOR ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| SING FUK PROPERTIES LIMITED | Private company limited by shares | Dissolved |
| SILVER SERVICE LIMITED | Private company limited by shares | Dissolved |
| SILVER GOAL LIMITED | Private company limited by shares | Dissolved |
| SIGHT DIN LIMITED | Private company limited by shares | Dissolved |
| GOLD SIRI INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SINO BRIGHTEX COMPANY LIMITED | Private company limited by shares | Live |
| EXPERT SIGHT LIMITED | Private company limited by shares | Dissolved |
| SINOTA LIMITED | Private company limited by shares | Dissolved |