| SINO-THAILAND GROUP (HOLDINGS) DEVELOPMENT COMPANY LIMITED | Private company limited by shares | Live |
| Sinan Technology Limited | Private company limited by shares | Live |
| SINO HENTONE GROUP LIMITED | Private company limited by shares | Live |
| SINO RESOURCE ASIA LIMITED | Private company limited by shares | Live |
| SINO FINANCE LEASING CO., LIMITED | Private company limited by shares | Live |
| Sino Energy Storage Company Limited | Private company limited by shares | Live |
| Sino-Swed Trade Co., Limited | Private company limited by shares | Live |
| SINO JEWELLERY INVESTMENT LIMITED | Private company limited by shares | Live |
| SINO WELL TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| SINO VICTORY TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| SINO LUCKY ENTERPRISES LIMITED | Private company limited by shares | Live |
| SINO SUCCESS PROPERTIES LIMITED | Private company limited by shares | Live |
| SINO UNIVERSAL TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| SING KING LIMITED | Private company limited by shares | Live |
| SINO METRO (HONG KONG) LIMITED | Private company limited by shares | Live |
| SINO WAVE INVESTMENT LIMITED | Private company limited by shares | Live |
| SINO ASCENT INDUSTRIAL LIMITED | Private company limited by shares | Live |
| Ko Sing Air Conditioning Engineering Limited | Private company limited by shares | Live |
| SINO LONG TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| WAH SING TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| FORTUNE SINO TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| SINO POWERFUL TRADING LIMITED | Private company limited by shares | Live |
| RIVER SINO TRADING LIMITED | Private company limited by shares | Live |
| LUCKY SINO INC. LIMITED | Private company limited by shares | Live |
| SINO PACIFIC LIMITED | Private company limited by shares | Live |
| NEW SINO PROPERTIES LIMITED | Private company limited by shares | Live |
| HKG SINO LIMITED | Private company limited by shares | Live |
| SINO STAR 88 LIMITED | Private company limited by shares | Live |
| BLOOM SINO INVESTMENT LIMITED | Private company limited by shares | Live |
| EVER SINO ASIA LIMITED | Private company limited by shares | Live |
| SINOMED Hong Kong Limited | Private company limited by shares | Live |
| SinoLithium Materials Limited | Private company limited by shares | Live |
| SINO PARADISE TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| SINO TOP HONG KONG GROUP LIMITED | Private company limited by shares | Live |
| SINO BEST WEALTH CREATION LIMITED | Private company limited by shares | Live |
| SINO ASEAN CORPORATION LIMITED | Private company limited by shares | Live |
| SINO-HONGKONG SKY GROUP LIMITED | Private company limited by shares | Live |
| YORK SING TRADE LIMITED | Private company limited by shares | Live |
| Sino International Etude-purchase-construction Co., Limited | Private company limited by shares | Live |
| TAK SING GROUP (HONG KONG) CO., LIMITED | Private company limited by shares | Live |
| MAX SINO TRADING LIMITED | Private company limited by shares | Live |
| MASTER SINO ENTERPRISE LIMITED | Private company limited by shares | Live |
| SINOFAITH ASIA LIMITED | Private company limited by shares | Live |
| SINO FOUNDATION CO., LIMITED | Private company limited by shares | Live |
| Ching Sing Trading (HK) Limited | Private company limited by shares | Live |
| SINO CLASSIC INVESTMENT LIMITED | Private company limited by shares | Live |
| Foshan Shunde Sinuoqi Furniture Co., Limited | Private company limited by shares | Live |
| SINO MILLIONS TRADING LIMITED | Private company limited by shares | Live |
| SINOWELL EVENT LIMITED | Private company limited by shares | Live |
| SINO REACH ENTERPRISES LIMITED | Private company limited by shares | Live |
| Vision Singularity Limited | Private company limited by shares | Live |
| SINKWARE CO., LIMITED | Private company limited by shares | Dissolved |
| PRAISE SINO LIMITED | Private company limited by shares | Live |
| RUDDY SINO LIMITED | Private company limited by shares | Live |
| SUNSHINE SINO LIMITED | Private company limited by shares | Live |
| SINCERELY MEDICAL GROUP LIMITED | Private company limited by shares | Live |
| Yeu Sing Construction Limited | Private company limited by shares | Live |
| SINCERE CAPITAL INVESTMENT LIMITED | Private company limited by shares | Live |
| Sincere Industry Limited | Private company limited by shares | Live |
| SING YAM TRADING LIMITED | Private company limited by shares | Live |
| Lung Sing Limited | Private company limited by shares | Live |
| SINOWEST GROUP LIMITED | Private company limited by shares | Live |
| SINO PREMIER INC. LIMITED | Private company limited by shares | Live |
| SINO TRADE PROPERTY LIMITED | Private company limited by shares | Live |
| SINO HK TRADE LIMITED | Private company limited by shares | Live |
| SINO RICH GLOBAL LIMITED | Private company limited by shares | Live |
| SINOVOE PLASTIC LIMITED | Private company limited by shares | Live |
| SMOOTH SINO INVESTMENT LIMITED | Private company limited by shares | Live |
| SUNNY SINO CORPORATION LIMITED | Private company limited by shares | Live |
| AMPLE SINO TRADING LIMITED | Private company limited by shares | Live |
| Sino container line Limited | Private company limited by shares | Live |
| JOY SINO TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| SINGULARITY INTERACTIVE LIMITED | Private company limited by shares | Live |
| SINGATE ELECTRIC GROUP CO., LIMITED | Private company limited by shares | Live |
| Sinorailways Company Limited | Private company limited by shares | Live |
| SINO ENERGY INTERNATIONAL INVESTMENT LIMITED | Private company limited by shares | Live |
| SINCE TRADING LIMITED | Private company limited by shares | Live |
| SINSHIN TRADING LIMITED | Private company limited by shares | Live |
| SINO SKY CREATION LIMITED | Private company limited by shares | Live |
| SINO FAME INTERNATIONAL LIMITED | Private company limited by shares | Live |
| Po Sing Catering Group Limited | Private company limited by shares | Live |
| SINO EQUITY LIMITED | Private company limited by shares | Live |
| KO SING PROFESSION CONSULTANT LIMITED | Private company limited by shares | Live |
| LEAD SINO TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| Yat Sing Material Co., Limited | Private company limited by shares | Live |
| SING FUNG PAINTING COMPANY LIMITED | Private company limited by shares | Live |
| SINO LIGHT PROPERTIES LIMITED | Private company limited by shares | Live |
| Sino Sky Star Corporation Limited | Private company limited by shares | Live |
| SINO EARN LIMITED | Private company limited by shares | Live |
| SINCERE REWARD LIMITED | Private company limited by shares | Live |
| Sino-Mold-Town Group Limited | Private company limited by shares | Live |
| HIM SING LIMITED | Private company limited by shares | Live |
| RICH SINO INC LIMITED | Private company limited by shares | Live |
| SINO MEGA TRADE LIMITED | Private company limited by shares | Dissolved |
| SINO ERLI INDUSTRIAL AND TRADING COMPANY LIMITED | Private company limited by shares | Live |
| Sino Rosy Culture and Media Company Limited | Private company limited by shares | Live |
| SINOIF TRADING LIMITED | Private company limited by shares | Live |
| SING TAI TRADING CO., LIMITED | Private company limited by shares | Live |
| SINO ASSET INC LIMITED | Private company limited by shares | Live |
| SINO CORPORATE LIMITED | Private company limited by shares | Live |