| SINO M&E INTERNATIONAL COMPANY LIMITED | Private company limited by shares | Live |
| SINO-DEUTSCH LIMITED | Private company limited by shares | Live |
| SINO DREAM LIMITED | Private company limited by shares | Live |
| SINO GROUP INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SINO AFRICA COMMERCE LIMITED | Private company limited by shares | Live |
| SINO RISING LIMITED | Private company limited by shares | Live |
| ALL SINCERE TRADING LIMITED | Private company limited by shares | Live |
| TOP SINO TECHNOLOGY LIMITED | Private company limited by shares | Live |
| SINO FIELD TRADING LIMITED | Private company limited by shares | Live |
| On Sing Asset Management (China) Limited | Private company limited by shares | Live |
| SINCERE ALLIED LIMITED | Private company limited by shares | Live |
| SINORAILWAY TRANSPORT CONSULTING CORPORATION LIMITED | Private company limited by shares | Live |
| SINCO PHARMACEUTICAL CO., LIMITED | Private company limited by shares | Live |
| Tak Sing Transportation Company Limited | Private company limited by shares | Live |
| SINO TRIUMPH TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| Sinodome Technology Limited | Private company limited by shares | Live |
| WEALTH SINO CENTURY LIMITED | Private company limited by shares | Live |
| SINO DIAMOND INTERNATIONAL LIMITED | Private company limited by shares | Live |
| Sino-African International Business Investment Limited | Private company limited by shares | Live |
| Ocean Sing Shipping Limited | Private company limited by shares | Live |
| Sino American Investments Limited | Private company limited by shares | Live |
| DAWNING SINO LIMITED | Private company limited by shares | Live |
| SINO ROSE LIMITED | Private company limited by shares | Live |
| SINO SURPRISING LIMITED | Private company limited by shares | Live |
| SINO FAVOR TRADE CO., LIMITED | Private company limited by shares | Live |
| HONG KONG GRAND SINO LIMITED | Private company limited by shares | Live |
| WING SING INDUSTRIAL (HK) LIMITED | Private company limited by shares | Live |
| SINO ESSENTIAL LIMITED | Private company limited by shares | Live |
| SINO REWARDING LIMITED | Private company limited by shares | Live |
| YAN SING TRADING LIMITED | Private company limited by shares | Dissolved |
| SINOPOS SHIPPING (HONG KONG) COMPANY LIMITED | Private company limited by shares | Live |
| EASTERN SINO TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| SINRUI LIGHTING COMPANY LIMITED | Private company limited by shares | Live |
| SINO LIN INTERNATIONAL LIMITED | Private company limited by shares | Live |
| POWERWELL SINO INTERNATIONAL INVESTMENT LIMITED | Private company limited by shares | Live |
| SINO STAR INDUSTRY (HK) CO., LIMITED | Private company limited by shares | Live |
| SINOCEAN INTERNATIONAL CHEMICAL CO., LIMITED | Private company limited by shares | Live |
| SINERY ENTERPRISES LIMITED | Private company limited by shares | Live |
| SINO TREASURE INTERNATIONAL JEWELRY COMPANY LIMITED | Private company limited by shares | Live |
| SINCERETY TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| Sino-Neft Petroleum (Development) Limited | Private company limited by shares | Live |
| SINOTRANS AIR AND SEA LOGISTICS LIMITED | Private company limited by shares | Live |
| SINTEK TRADING (HONGKONG) CO., LIMITED | Private company limited by shares | Live |
| SINGSTAR (HK) COMPANY LIMITED | Private company limited by shares | Live |
| SinLong Capital Group Company Limited | Private company limited by shares | Live |
| Yee Sing Catering Management Limited | Private company limited by shares | Live |
| SINO RESOURCES ASSET INVESTMENT MANAGEMENT LIMITED | Private company limited by shares | Live |
| RICH SINO TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| SINOGLORY GROUP HOLDING LIMITED | Private company limited by shares | Live |
| SINO POWER EQUIPMENT & MATERIAL LIMITED | Private company limited by shares | Live |
| SINGWEI INTERNATIONAL (HK) LIMITED | Private company limited by shares | Live |
| Sino sanitaryware Co., Limited | Private company limited by shares | Live |
| HK SINORANCAN INTERNATIONAL INDUSTRY LIMITED | Private company limited by shares | Live |
| Sino Dental Group Limited | Private company limited by shares | Live |
| SINCERE (CHINA) INVESTMENT COMPANY LIMITED | Private company limited by shares | Live |
| SINOVO. HK. CO., LIMITED | Private company limited by shares | Live |
| REGENT SINO INVESTMENT LIMITED | Private company limited by shares | Live |
| SKY SINO INVESTMENT LIMITED | Private company limited by shares | Live |
| JT SINGH LIMITED | Private company limited by shares | Live |
| SINOPETRO COOPERATION LIMITED | Private company limited by shares | Live |
| SINSUN TECHNOLOGY LIMITED | Private company limited by shares | Live |
| SING FAI INK-LINE ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| SINO SENIOR GRAPHITE CO., LIMITED | Private company limited by shares | Live |
| Sino-HK International Dredge Consulting Service Limited | Private company limited by shares | Live |
| SINHO ENTERPRISES LIMITED | Private company limited by shares | Live |
| YAO SING SPORTS LIMITED | Private company limited by shares | Live |
| SINO SHARP INC LIMITED | Private company limited by shares | Live |
| SINCERE SHARE LIMITED | Private company limited by shares | Live |
| SING WA CHINA LIMITED | Private company limited by shares | Live |
| SING WA ASIA LIMITED | Private company limited by shares | Live |
| SINCERITY SURPLUS LIMITED | Private company limited by shares | Live |
| SINO CONSTRUCTION INTERNATIONAL GROUP LIMITED | Private company limited by shares | Live |
| Sinuoda Technology Limited | Private company limited by shares | Live |
| NICE SINOWELL LIMITED | Private company limited by shares | Live |
| KAY SINN INDUSTRY LIMITED | Private company limited by shares | Dissolved |
| SINOTEC INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SINO YIELD CORPORATION LIMITED | Private company limited by shares | Live |
| SINOINSTR TECHNOLOGY LIMITED | Private company limited by shares | Live |
| HK SINGA TRADING LIMITED | Private company limited by shares | Live |
| SINOLINK ENTERPRISES LIMITED | Private company limited by shares | Live |
| GLOBAL SINO INC LIMITED | Private company limited by shares | Live |
| SINO ORIENTAL INC LIMITED | Private company limited by shares | Live |
| SINO PACIFIC INC LIMITED | Private company limited by shares | Live |
| FAR EAST SINO LIMITED | Private company limited by shares | Live |
| SINO BUSINESS RISK CONSULTANTS LIMITED | Private company limited by shares | Dissolved |
| SINO SUCCESS INTERNATIONAL INVESTMENT LIMITED | Private company limited by shares | Live |
| SINO SMART TRADING LIMITED | Private company limited by shares | Live |
| CENTURY SINO INC LIMITED | Private company limited by shares | Live |
| SINO HARVEST INC LIMITED | Private company limited by shares | Live |
| SINOFIELD ENGINEERING LIMITED | Private company limited by shares | Live |
| S&J SINCERE TRADE CO., LIMITED | Private company limited by shares | Live |
| Sing Kwong Transportation Company Limited | Private company limited by shares | Live |
| SING TO LOGISTIC COMPANY LIMITED | Private company limited by shares | Live |
| SINO TRANSPORT INTERNATIONAL GROUP LIMITED | Private company limited by shares | Live |
| SINO RESOURCES INVESTMENT (HONGKONG) CO., LIMITED | Private company limited by shares | Live |
| SINOHK MULTITRANS INTERNATIONAL LIMITED | Private company limited by shares | Live |
| HOI SING INTERNATIONAL (HK) LIMITED | Private company limited by shares | Live |
| SINO AIM (HONG KONG) LIMITED | Private company limited by shares | Live |
| SINO LUXURIANCE ENTERPRISE LIMITED | Private company limited by shares | Live |
| SING YIP ARTS & CRAFTS LIMITED | Private company limited by shares | Live |