| SINO UNITED CHINA ENERGY LIMITED | Private company limited by shares | Live |
| SINO KIND LIMITED | Private company limited by shares | Live |
| Sing Lam Garden Company Limited | Private company limited by shares | Live |
| Sino-Dragon Mining Limited | Private company limited by shares | Live |
| SINSHENG INTERNATIONAL LIMITED | Private company limited by shares | Live |
| Sinohk Asia Limited | Private company limited by shares | Live |
| SING CHIN TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| SING LAP TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| SMART SING TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| SING HO CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| Sino Energy International Holding Limited | Private company limited by shares | Live |
| SINO ELITE HOLDING LIMITED | Private company limited by shares | Live |
| SINOSTAR SUPPLY CHAIN LIMITED | Private company limited by shares | Live |
| SINCERE HONOR ENTERPRISES LIMITED | Private company limited by shares | Live |
| Sino Seed Limited | Private company limited by shares | Live |
| Chuen Sing Construction Limited | Private company limited by shares | Live |
| SINO TRADE LIMITED | Private company limited by shares | Live |
| Hong Kong Sino Defense Limited | Private company limited by shares | Live |
| SINOVINA RESOURCES TRADING COMPANY LIMITED | Private company limited by shares | Live |
| SINOLUX LIMITED | Private company limited by shares | Live |
| Singsin Company Limited | Private company limited by shares | Live |
| SINO RAY PARKING COMPANY LIMITED | Private company limited by shares | Live |
| SING ARTS TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| SING KIT TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| SING KWONG TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| SINOHEALTH TECHNOLOGY LIMITED | Private company limited by shares | Live |
| SINO GRACE TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| Sinostone Asia Limited | Private company limited by shares | Live |
| Sinhigh Technology Co., Limited | Private company limited by shares | Live |
| Singunion Shipping Pte Limited | Private company limited by shares | Live |
| FORTECH SINO LIMITED | Private company limited by shares | Live |
| Sinomaro Co., Limited | Private company limited by shares | Live |
| SINTOTEL CO., LIMITED | Private company limited by shares | Live |
| Sing Tat Air-Condition & Electrical Engineering Limited | Private company limited by shares | Live |
| SINO NOBLE LIMITED | Private company limited by shares | Live |
| SINLOK TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Live |
| SINO-AUSTRALIA INVESTMENT FUND COMPANY LIMITED | Private company limited by shares | Live |
| SINENG LUBRICANTS LIMITED | Private company limited by shares | Live |
| SINO SUCCESS CONSTRUCTION & ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| SINGSTAR ELECTRONIC TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| Yuk Sing (China&HongKong) Logistic Co., Limited | Private company limited by shares | Live |
| SINCERE YIELD LIMITED | Private company limited by shares | Live |
| SINO ASIA OCEAN LIMITED | Private company limited by shares | Live |
| TIME SINO LIMITED | Private company limited by shares | Live |
| NEW SINO CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| RICH SINO LIMITED | Private company limited by shares | Live |
| Hong Kong Chung Sing Holding Limited | Private company limited by shares | Live |
| SINO ORIENTAL GROUP LIMITED | Private company limited by shares | Live |
| Lung Sing Design & Construction Limited | Private company limited by shares | Live |
| LONG SING TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| SUI SING TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| Sinso Design Engineering Limited | Private company limited by shares | Live |
| YI SING TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| Hong Kong Sinrui Trading Co., Limited | Private company limited by shares | Live |
| HONG KONG SINCO GROUP LIMITED | Private company limited by shares | Live |
| Sing Man Limited | Private company limited by shares | Live |
| TUNG SING FURNITURE COMPANY LIMITED | Private company limited by shares | Live |
| YAT SING E & M ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| KONG SING TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| Sino eMall (HK) Limited | Private company limited by shares | Live |
| Singuparity Limited | Private company limited by shares | Live |
| Sino Dinings Limited | Private company limited by shares | Live |
| Singtek Technology (HK) Co., Limited | Private company limited by shares | Live |
| SING KAM CONSTRUCTION MATERIALS LIMITED | Private company limited by shares | Live |
| SINO RISE INTERNATIONAL CO., LIMITED | Private company limited by shares | Live |
| SINOPAX TRADING LIMITED | Private company limited by shares | Live |
| SINARAS LIMITED | Private company limited by shares | Live |
| SINOPRODUCTS LIMITED | Private company limited by shares | Live |
| SING ON BIOLOGICAL TECHNOLOGY (HONGKONG) LIMITED | Private company limited by shares | Live |
| SINOTRANS ZHEJIANG JINHUA BRANCH LIMITED | Private company limited by shares | Live |
| SING HUI TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| SINO CROWN INTERNATIONAL LIMITED | Private company limited by shares | Live |
| Tung Sing Medical Limited | Private company limited by shares | Live |
| SING YAT INVESTMENT LIMITED | Private company limited by shares | Live |
| SINCERE RESOURCES LIMITED | Private company limited by shares | Live |
| Sino Trade Int'l Promotion Assoc. Limited | Private company limited by shares | Live |
| SINNOO TRADING LIMITED | Private company limited by shares | Live |
| SINOCEAN MARITIME SERVICE CO., LIMITED | Private company limited by shares | Live |
| EXPRESS SINO LIMITED | Private company limited by shares | Live |
| CREATIVE SINO LIMITED | Private company limited by shares | Live |
| HK SINCERE INDUSTRIAL LIMITED | Private company limited by shares | Live |
| Yiu Sing Construction Engineering Limited | Private company limited by shares | Live |
| MAN SING TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| MOU SING TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| Sinoroo Trading (HK) Limited | Private company limited by shares | Live |
| SING FOOK TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| SING TAT TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| SING YAN TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| LEUNG SING TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| HK SINO PROSPERITY TRADING LIMITED | Private company limited by shares | Live |
| SINGOO TRADING LIMITED | Private company limited by shares | Live |
| Sino-Manganese Investment (Hong Kong) Limited | Private company limited by shares | Live |
| SINOCHIN GROUP LIMITED | Private company limited by shares | Live |
| SINOOCEAN GROUP LIMITED | Private company limited by shares | Live |
| HONG KONG SING YU GROUP LIMITED | Private company limited by shares | Live |
| SINO SPREAD CORPORATION LIMITED | Private company limited by shares | Live |
| SINO WISH LIMITED | Private company limited by shares | Live |
| SINO TRILLION LIMITED | Private company limited by shares | Live |
| SING TAT GARAGE LIMITED | Private company limited by shares | Live |
| SINO WINFULL LIMITED | Private company limited by shares | Live |