| SINCEN PRINTING COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINO MATE INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| SING TAK PRINTING INK COMPANY LIMITED | Private company limited by shares | Dissolved |
| YU SING SHIPPING CO. LIMITED | Private company limited by shares | Dissolved |
| GO SING TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINDALL LIMITED | Private company limited by shares | Dissolved |
| ROUND SING LIMITED | Private company limited by shares | Live |
| SIN SING COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINGWIND ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| SING FAI ELECTRIC COMPANY LIMITED | Private company limited by shares | Live |
| SING SONG PIANO COMPANY LIMITED | Private company limited by shares | Live |
| SING FAI CONSTRUCTION & ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINO MACHINERY LIMITED | Private company limited by shares | Dissolved |
| SING BUN LIMITED | Private company limited by shares | Dissolved |
| SINO ART PRODUCTS LIMITED | Private company limited by shares | Dissolved |
| SING CHEONG PETROLEUM COMPANY LIMITED | Private company limited by shares | Dissolved |
| HYP SING MOTOR SERVICE LIMITED | Private company limited by shares | Live |
| SINOTECH LIMITED | Private company limited by shares | Dissolved |
| SINCERE SECRETARIES LIMITED | Private company limited by shares | Live |
| SINORICH COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINTAU LIMITED | Private company limited by shares | Dissolved |
| SINO ELECTRONIC GAMES COMPANY LIMITED | Private company limited by shares | Dissolved |
| TOP SING COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINO-SUISSE COMPANY LIMITED | Private company limited by shares | Dissolved |
| SING LEE KWAN LIMITED | Private company limited by shares | Dissolved |
| SING FU PAGER CENTRE LIMITED | Private company limited by shares | Dissolved |
| FOOK SING RATTAN COMPANY LIMITED | Private company limited by shares | Dissolved |
| SING GUAN ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| JOY SING INVESTMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| KAM SING INVESTMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| U. SING ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINGER (CHINA) LIMITED | Private company limited by shares | Dissolved |
| PO SING IMITATION JEWELLERY MANUFACTORY COMPANY LIMITED | Private company limited by shares | Live |
| HO SIN-HONG LIMITED | Private company limited by shares | Live |
| SINO ON-LINE CORPORATION LIMITED | Private company limited by shares | Live |
| SINJASEN (H.K.) LIMITED | Private company limited by shares | Dissolved |
| WAN SING CARGO COMPANY LIMITED | Private company limited by shares | Dissolved |
| CROWN SINCERE COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINGMA INTRACO TRADING (H.K.) LIMITED | Private company limited by shares | Dissolved |
| LAIKONG SING COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINO KAYU ENTERPRISES COMPANY LIMITED | Private company limited by shares | Dissolved |
| LEE SING METAL LIMITED | Private company limited by shares | Live |
| SINO-AMERICAN COMPUTER LIMITED | Private company limited by shares | Dissolved |
| TIN SING TOURIST BUS COMPANY LIMITED | Private company limited by shares | Dissolved |
| SING CHEONG (CHINA) LIMITED | Private company limited by shares | Dissolved |
| SING LONG PLASTIC MATERIAL FACTORY LIMITED | Private company limited by shares | Dissolved |
| SING SHING TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINO-JAPAN FINANCIAL MANAGEMENT LIMITED | Private company limited by shares | Dissolved |
| SINO TIEN TAI LIMITED | Private company limited by shares | Dissolved |
| SINDO ELECTRONICS (H.K.) COMPANY LIMITED | Private company limited by shares | Dissolved |
| SING CHOI TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| TIN SING GARMENT MANUFACTURING LIMITED | Private company limited by shares | Dissolved |
| SIN-HAI OFFSHORE COMPANY LIMITED | Private company limited by shares | Live |
| CHIN SING INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| PAN SINO LIMITED | Private company limited by shares | Dissolved |
| CHEER SINGERS COMPANY LIMITED - THE - | Company limited by guarantee | Dissolved |
| GAIN SING COMPANY LIMITED | Private company limited by shares | Dissolved |
| KO SING INTERNATIONAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| SING PING INVESTMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| PARK SING COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINO SILK CO. LIMITED | Private company limited by shares | Dissolved |
| SINTUBE LIMITED | Private company limited by shares | Dissolved |
| SING KEE PRINTING FACTORY LIMITED | Private company limited by shares | Live |
| MORNING BELL CHAP SING TONG LIMITED | Company limited by guarantee | Dissolved |
| SINISTRO LIMITED | Private company limited by shares | Dissolved |
| HIP SING LUNG HONG TRADING COMPANY LIMITED | Private company limited by shares | Live |
| SINO-CHUAN COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINLACDO LIMITED | Private company limited by shares | Dissolved |
| SINMIS COMPANY LIMITED | Private company limited by shares | Dissolved |
| LAG SING COMPANY LIMITED | Private company limited by shares | Dissolved |
| TIN SING SPORTS ASSOCIATION LIMITED | Company limited by guarantee | Dissolved |
| SINOTRONIX INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| MAN SING GENERAL CONTRACTORS LIMITED | Private company limited by shares | Dissolved |
| SING BRIGHT COMPANY LIMITED | Private company limited by shares | Live |
| SING WONG PLASTIC WARE LIMITED | Private company limited by shares | Dissolved |
| KAM YUK SING COMPANY, LIMITED | Private company limited by shares | Dissolved |
| SINGLY COMPANY LIMITED | Private company limited by shares | Dissolved |
| WAH SING LABELS LIMITED | Private company limited by shares | Live |
| WAH SING TRAVEL SERVICE LIMITED | Private company limited by shares | Live |
| SINCERE APPLIANCE MANUFACTURING COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINRU INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| SINOLINK RESOURCES LIMITED | Private company limited by shares | Dissolved |
| WOO SING KEE INTERNATIONAL TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| CHIT SING METAL MANUFACTORY LIMITED | Private company limited by shares | Dissolved |
| SINCONFIELD COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINALEY HOLDINGS INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| SINORIGHT LIMITED | Private company limited by shares | Live |
| SINO THAI BUDDHIST ASSOCIATION LIMITED | Company limited by guarantee | Dissolved |
| SINO PLASTIC INDUSTRIAL LIMITED | Private company limited by shares | Live |
| SINO PLASTIC ENTERPRISE LIMITED | Private company limited by shares | Live |
| SINTRONICS ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| SINO-ALBION LIMITED | Private company limited by shares | Dissolved |
| SINO AMERICA AIR LIMITED | Private company limited by shares | Dissolved |
| WAI SING METAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINO EUROPEAN RESOURCES LIMITED | Private company limited by shares | Live |
| RIGHT SING INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SINO AGRITRADE CO. LIMITED | Private company limited by shares | Dissolved |
| SINOTRACO LIMITED | Private company limited by shares | Dissolved |
| KWAN SING PLASTIC FACTORY LIMITED | Private company limited by shares | Live |
| SINODAN TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |