| SINOHILL LIMITED | Private company limited by shares | Dissolved |
| SINO PLAN LIMITED | Private company limited by shares | Dissolved |
| SINCERELY LIMITED | Private company limited by shares | Dissolved |
| SINCERITY LIMITED | Private company limited by shares | Dissolved |
| SINO LINK INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| SINO FIDELITY LIMITED | Private company limited by shares | Dissolved |
| SINO HOME LIMITED | Private company limited by shares | Dissolved |
| SINDEX LIMITED | Private company limited by shares | Dissolved |
| HANG SING PLASTIC PRODUCTS MANUFACTORY LIMITED | Private company limited by shares | Dissolved |
| SINO FAN HOLDING LIMITED | Private company limited by shares | Dissolved |
| SINFORD LIMITED | Private company limited by shares | Dissolved |
| SINO VENTURE LIMITED | Private company limited by shares | Live |
| SING KIND INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| SING HING INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| SINO FIRST TRADING LIMITED | Private company limited by shares | Dissolved |
| SINWA TRADING LIMITED | Private company limited by shares | Dissolved |
| SINO DRAGON TRADING LIMITED | Private company limited by shares | Dissolved |
| SINOLINK CONSULTANTS LIMITED | Private company limited by shares | Dissolved |
| SINMAX PROPERTIES LIMITED | Private company limited by shares | Dissolved |
| SINTEX PROPERTIES LIMITED | Private company limited by shares | Dissolved |
| SINKO PROPERTIES LIMITED | Private company limited by shares | Dissolved |
| SINWA PROPERTIES LIMITED | Private company limited by shares | Live |
| SINOWAY PROPERTIES LIMITED | Private company limited by shares | Dissolved |
| SINOGOOD PROPERTIES LIMITED | Private company limited by shares | Dissolved |
| SINFORD ENTERPRISES LIMITED | Private company limited by shares | Live |
| SINOEAST ENTERPRISES LIMITED | Private company limited by shares | Live |
| SINOWAY ENTERPRISES LIMITED | Private company limited by shares | Live |
| SINWAH RESOURCES LIMITED | Private company limited by shares | Live |
| SINOMACH TECHNOLOGIES LIMITED | Private company limited by shares | Live |
| SINODEX LIMITED | Private company limited by shares | Dissolved |
| SINOWISE INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SINOWIDE INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| SINOWIDE DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| HOI SING BUILDERS LIMITED | Private company limited by shares | Dissolved |
| SINEX LIMITED | Private company limited by shares | Dissolved |
| SINICA LIMITED | Private company limited by shares | Dissolved |
| SINO FAIR INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| TAK FI (SING KEE) SHIPPING COMPANY LIMITED | Private company limited by shares | Dissolved |
| HANG SING TOYS MANUFACTORY LIMITED | Private company limited by shares | Dissolved |
| TUNG SING INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| SINO-STAR INTERNATIONAL TECHNOLOGIES LIMITED | Private company limited by shares | Dissolved |
| YAT SING CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Dissolved |
| HANG SING PROPERTY AGENCY LIMITED | Private company limited by shares | Dissolved |
| HANG SING FASHION GARMENT FACTORY LIMITED | Private company limited by shares | Dissolved |
| SINO WORLD INDUSTRIAL LIMITED | Private company limited by shares | Live |
| SINO GLORY ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| SINO RICH ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| SINOWAY PUBLICATION LIMITED | Private company limited by shares | Live |
| WAN HAN SING ELECTRONIC COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINOLINK TRADING LIMITED | Private company limited by shares | Dissolved |
| SINOBRIGHT TRADING LIMITED | Private company limited by shares | Dissolved |
| SING HING INVESTMENT LIMITED | Private company limited by shares | Live |
| SING ON INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SINO SOURCE COMPUTER LIMITED | Private company limited by shares | Dissolved |
| SINCERE INVESTMENT LIMITED | Private company limited by shares | Live |
| SINOGAIN LIMITED | Private company limited by shares | Dissolved |
| SINO SOURCE LIMITED | Private company limited by shares | Dissolved |
| SINOVIEW LIMITED | Private company limited by shares | Dissolved |
| SINO FORTUNE ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| SINCERE PROPERTY LIMITED | Private company limited by shares | Dissolved |
| SING HING INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| SINCERE INDUSTRIAL LIMITED | Private company limited by shares | Live |
| SING ON INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| SINO-TRANS (GUANGZHOU) LIMITED | Private company limited by shares | Dissolved |
| SINO-TRANS INTERNATIONAL HOLDING LIMITED | Private company limited by shares | Dissolved |
| SINOLITE (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| SINOFAME ASIA LIMITED | Private company limited by shares | Dissolved |
| SINOBEST ASIA LIMITED | Private company limited by shares | Live |
| SINOCHASE ASIA LIMITED | Private company limited by shares | Dissolved |
| SINOLITE ASIA LIMITED | Private company limited by shares | Dissolved |
| SINO-AM INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| AH CHUNG SING INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| SINOGLORY HONG KONG LIMITED | Private company limited by shares | Dissolved |
| SINOPLUS HONG KONG LIMITED | Private company limited by shares | Dissolved |
| SINOREX HONG KONG LIMITED | Private company limited by shares | Dissolved |
| SINO SILVER HONG KONG LIMITED | Private company limited by shares | Dissolved |
| SINOWIN HONG KONG LIMITED | Private company limited by shares | Dissolved |
| SINOGOOD HONG KONG LIMITED | Private company limited by shares | Dissolved |
| SINOWOOD HONG KONG LIMITED | Private company limited by shares | Dissolved |
| SINO HONG KONG LIMITED | Private company limited by shares | Dissolved |
| SINOLINK HONG KONG LIMITED | Private company limited by shares | Dissolved |
| SINOREX INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| SINOSTATE INTERNATIONAL LIMITED | Private company limited by shares | Live |
| Sinocorp International Limited | Private company limited by shares | Live |
| SINOTRANS (H.K.) LIMITED | Private company limited by shares | Dissolved |
| SINO GREEN TRADING LIMITED | Private company limited by shares | Dissolved |
| SINO EARN FINANCE LIMITED | Private company limited by shares | Dissolved |
| KO SING COMPANY LIMITED | Private company limited by shares | Dissolved |
| LAI SING FASHIONS FACTORY LIMITED | Private company limited by shares | Dissolved |
| SINTRON LIMITED | Private company limited by shares | Live |
| YAT SING PERSONNEL CONSULTANT COMPANY LIMITED | Private company limited by shares | Dissolved |
| MAN SING INTERNATIONAL LIMITED | Private company limited by shares | Live |
| SINOLINK KNITTING LIMITED | Private company limited by shares | Live |
| SINO ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| KA SING PROPERTY AGENCY COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINO SOURCE INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| SINO JADE LIMITED | Private company limited by shares | Dissolved |
| SINO PUBLISHING CONSULTANTS LIMITED | Private company limited by shares | Live |
| BIAN SING FILM & VIDEO PRODUCTION LIMITED | Private company limited by shares | Dissolved |
| YAN SING LIMITED | Private company limited by shares | Dissolved |