| SINO AGRI (HK) INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SIMPLE CREDIT LIMITED | Private company limited by shares | Live |
| SINOQUAL INDUSTRIAL (HONGKONG) CO., LIMITED | Private company limited by shares | Live |
| SIYANG (HK) ELECTRONIC TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| BEIJING ENTERPRISES SITA ENVIRONMENTAL SERVICES COMPANY LIMITED | Private company limited by shares | Live |
| FUNG SING ENTERPRISES LIMITED | Private company limited by shares | Live |
| SINTEC INDUSTRY CO., LIMITED | Private company limited by shares | Live |
| SILANTEC COMPONENTS HK LIMITED | Private company limited by shares | Live |
| SINCERUN (HK) CO., LIMITED | Private company limited by shares | Live |
| SINO TOPMAX LIMITED | Private company limited by shares | Live |
| SICHUAN LESHAN PUMP CO., LIMITED | Private company limited by shares | Live |
| HONG KONG SING PAO ART ACADEMY COMPANY LIMITED | Private company limited by shares | Live |
| SINO PONT LIMITED | Private company limited by shares | Live |
| SING PAO ASIA THINK TANK COMPANY LIMITED | Private company limited by shares | Live |
| YI SING ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| HONGKONG SIMS INTERNATIONAL SHIPPING CO., LIMITED | Private company limited by shares | Live |
| SINO WESTERN COACHING LIMITED | Private company limited by shares | Live |
| YUNSHENG SILICON MATERIAL CO., LIMITED | Private company limited by shares | Live |
| SIBLING EDUCATIONAL CONSULTANCY AND TRAINING LIMITED | Private company limited by shares | Live |
| SINO-MINERALS TRADING CO., LIMITED | Private company limited by shares | Live |
| SING CHEONG PLASTIC COMPANY LIMITED | Private company limited by shares | Dissolved |
| SITC Manila Shipping Company Limited | Private company limited by shares | Live |
| Simmo Limited | Private company limited by shares | Dissolved |
| SINO (C-HK) LIMITED | Private company limited by shares | Dissolved |
| SINO LAND ENTERPRISES LIMITED | Private company limited by shares | Live |
| SINO CHARM LIMITED | Private company limited by shares | Live |
| ASIA SINO (H.K.) LIMITED | Private company limited by shares | Live |
| SILICASTONE LIMITED | Private company limited by shares | Live |
| SINGAPORE FEICHI YAMAHA POWER TECHNIQUE (CHINA) CO., LIMITED | Private company limited by shares | Live |
| SINO SMOOTH TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| SAFE SINO INTERNATIONAL LIMITED | Private company limited by shares | Live |
| SINO HORSE INVESTMENT LIMITED | Private company limited by shares | Live |
| SINO MEGA TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| SILVERSEAS GLOBAL LIMITED | Private company limited by shares | Live |
| SINSEER HARDWARE LIMITED | Private company limited by shares | Dissolved |
| SINO BRIGHT ASIA GROUP LIMITED | Private company limited by shares | Live |
| Sigo Limited | Private company limited by shares | Dissolved |
| SinoPower Holding (Asia) Corporation Limited | Private company limited by shares | Dissolved |
| Sino Glass (HK) Limited | Private company limited by shares | Live |
| SINO SPARK INDUSTRIAL (ASIA) LIMITED | Private company limited by shares | Live |
| METRO SINO TRADING LIMITED | Private company limited by shares | Live |
| SHENZHEN LEGEND SILICONE PRODUCTS CO., LIMITED | Private company limited by shares | Live |
| SingSing English Company Limited | Private company limited by shares | Live |
| SINOARAB INTERNATIONAL TOURISM & TRADE CO., LIMITED | Private company limited by shares | Live |
| INGRAM SILICONE PRODUCT CO., LIMITED | Private company limited by shares | Dissolved |
| SINO EUROPEAN TRADING CONSULTING LIMITED | Private company limited by shares | Live |
| SINO LEAD TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| SINO SUCCESS CONSULTANTS LIMITED | Private company limited by shares | Live |
| SINOCORP ENTERPRISES LIMITED | Private company limited by shares | Live |
| GLOBAL SINO INVESTMENT LIMITED | Private company limited by shares | Live |
| SINOWELL INVESTMENT LIMITED | Private company limited by shares | Live |
| SICHUAN LESHANMEIDA PUMP INDUSTRY CO., LIMITED | Private company limited by shares | Live |
| HongKong ShengYang Sino-Trade Company Limited | Private company limited by shares | Live |
| SITA SAHA HK LIMITED | Private company limited by shares | Live |
| Driscoll's Sino Limited | Private company limited by shares | Live |
| SIMPLE GAME INTERNATIONAL COMPANY LIMITED | Private company limited by shares | Live |
| SIMMON ENTERPRISE CO., LIMITED | Private company limited by shares | Dissolved |
| SINLIN INDUSTRY CO., LIMITED | Private company limited by shares | Dissolved |
| Sinotech (UK) Limited | Private company limited by shares | Dissolved |
| Zen Sisters Limited | Private company limited by shares | Live |
| SINO WEALTH FINANCE LIMITED | Private company limited by shares | Live |
| SINO EMT (HK) CO., LIMITED | Private company limited by shares | Live |
| ASIA SIGHT HK LIMITED | Private company limited by shares | Live |
| SINOSILA SHIPPING & TRADING CO. LIMITED | Private company limited by shares | Dissolved |
| ZHANHONG (SILICONE) INDUSTRY HONGKONG CO., LIMITED | Private company limited by shares | Live |
| SIXD (CHINA) LIMITED | Private company limited by shares | Live |
| Mega Silk Road Co., Limited | Private company limited by shares | Live |
| SINO REED LIMITED | Private company limited by shares | Live |
| SINO HONOUR INC LIMITED | Private company limited by shares | Live |
| SINO ELITE (HK) GROUP LIMITED | Private company limited by shares | Live |
| SILVERBOND SHIPPING LIMITED | Private company limited by shares | Dissolved |
| SIMZ LIMITED | Private company limited by shares | Live |
| EURO SILVER LIMITED | Private company limited by shares | Live |
| SINO YOUNG INDUSTRIAL CO., LIMITED | Private company limited by shares | Live |
| SINO-FIRST INDUSTRIAL DEVELOPMENT CO., LIMITED | Private company limited by shares | Live |
| EASE SINO INVESTMENTS LIMITED | Private company limited by shares | Live |
| SINYU ELECTRONICS CO., LIMITED | Private company limited by shares | Live |
| Sino Wrapper Co., Limited | Private company limited by shares | Live |
| YUK SING ELECTRIC ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| SINCO INDUSTRIAL (HONG KONG) LIMITED | Private company limited by shares | Live |
| Sitao Supply Limited | Private company limited by shares | Live |
| SIMPLE DESIGN LIMITED | Private company limited by shares | Live |
| SINO OVERSEAS INVESTMENT AND TRADE LIMITED | Private company limited by shares | Live |
| SINOKEMFARM GROUP LIMITED | Private company limited by shares | Dissolved |
| Sinopacific (Shenzhen) Limited | Private company limited by shares | Live |
| SINO OCEAN ENTERPRISES (CHINA) LIMITED | Private company limited by shares | Live |
| GRAND SILK ROAD CO., LIMITED | Private company limited by shares | Live |
| SideChef (Asia) Limited | Private company limited by shares | Live |
| FENG SINO COMPANY LIMITED | Private company limited by shares | Live |
| SimonsVoss Technologies Limited | Private company limited by shares | Live |
| SITAYAN TRADING (HK) CO., LIMITED | Private company limited by shares | Live |
| SINOWIN ENGINEERING LIMITED | Private company limited by shares | Live |
| SIMI TECHNOLOGY LIMITED | Private company limited by shares | Live |
| SINOCOTE CO., LIMITED | Private company limited by shares | Live |
| SINO-HK LITERATURE AND SPORT PROMOTION ASSOCIATION LIMITED | Private company limited by shares | Live |
| SINO HOUSEWARE CO., LIMITED | Private company limited by shares | Live |
| SISSIANNA TRADING CO., LIMITED | Private company limited by shares | Live |
| SINO GRAND INDUSTRIAL (HK) LIMITED | Private company limited by shares | Live |
| STAR SINO (H.K.) TRADING LIMITED | Private company limited by shares | Live |
| WEIYI SILICON RUBBER (HK) LIMITED | Private company limited by shares | Live |