| SINOGLORY INTERNATIONAL TRADING LIMITED | Private company limited by shares | Live |
| SINO INDUSTRIAL GROUP CO., LIMITED | Private company limited by shares | Live |
| MULTI SINO (CHINA) METAL INDUSTRIAL LIMITED | Private company limited by shares | Live |
| SINO MAE INTERNATIONAL TRADING LIMITED | Private company limited by shares | Live |
| Sino Iron Resources Limited | Private company limited by shares | Live |
| SINO ART ENTERPRISES LIMITED | Private company limited by shares | Live |
| Sino IP Office Company Limited | Private company limited by shares | Live |
| SINO INVESTMENT HIGH-TECH LIMITED | Private company limited by shares | Live |
| SINO PLAN INVESTMENTS LIMITED | Private company limited by shares | Live |
| SINOFIX SHIPPING LIMITED | Private company limited by shares | Live |
| SINONIC GROUP LIMITED | Private company limited by shares | Live |
| SINO-ELECTRIC HOLDING CO., LIMITED | Private company limited by shares | Live |
| SINO FLYING DEVELOP (CHINA) COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINNOCO LIMITED | Private company limited by shares | Live |
| SINO LINKS CHINA LIMITED | Private company limited by shares | Live |
| ORIENT SINO ENTERTAINMENT HONG KONG COMPANY LIMITED | Private company limited by shares | Live |
| SINO EAST INC. LIMITED | Private company limited by shares | Dissolved |
| SINO JOY GROUP LIMITED | Private company limited by shares | Live |
| SinoVet Limited | Private company limited by shares | Live |
| LAP SING INTERNATIONAL TRADING LIMITED | Private company limited by shares | Live |
| SINO GROUP (H.K.) LIMITED | Private company limited by shares | Live |
| SINO ORIENT (H.K.) LIMITED | Private company limited by shares | Live |
| SINO GREAT ENTERPRISES LIMITED | Private company limited by shares | Live |
| LONG SINO INDUSTRIAL LIMITED | Private company limited by shares | Live |
| SINO HONEST INVESTMENTS LIMITED | Private company limited by shares | Live |
| SINO BEACON LIMITED | Private company limited by shares | Dissolved |
| SINO SHINEWAY INDUSTRY CO., LIMITED | Private company limited by shares | Live |
| TOP SINO (HK) GROUP LIMITED | Private company limited by shares | Dissolved |
| SINO STAR CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| RICH SINO INTERNATIONAL TRADING LIMITED | Private company limited by shares | Live |
| SINO STICKER CO., LIMITED | Private company limited by shares | Live |
| SING FAI HONG KONG INT'L TRADING LIMITED | Private company limited by shares | Live |
| CHUNG SING MOTORS LIMITED | Private company limited by shares | Live |
| SINO ROCK LIMITED | Private company limited by shares | Dissolved |
| SINO CASTLE LIMITED | Private company limited by shares | Live |
| SINO WINNER ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| SINKO INTERNATIONAL PROPERTIES LIMITED | Private company limited by shares | Live |
| SINO RESOURCES INTERNATIONAL TRADING LIMITED | Private company limited by shares | Live |
| SINO LEADING LIMITED | Private company limited by shares | Live |
| YIWU SINOTRANS IMP. & EXP. CO., LIMITED | Private company limited by shares | Dissolved |
| Po Sing Construction Engineering Limited | Private company limited by shares | Live |
| TOP SINO INTERNATIONAL ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| SINO TALENT ENTERPRISES LIMITED | Private company limited by shares | Live |
| MAX SINCERE LIMITED | Private company limited by shares | Dissolved |
| SINO CHANCE ENGINEERING LIMITED | Private company limited by shares | Live |
| SINO ORTHO LIMITED | Private company limited by shares | Live |
| SinoGreen Turbo-Power Co., Limited | Private company limited by shares | Live |
| Sino Exports Limited | Private company limited by shares | Live |
| SINO MERIT TRADING LIMITED | Private company limited by shares | Dissolved |
| SINO FORTUNE DEVELOP LIMITED | Private company limited by shares | Dissolved |
| SINO COLORFUL GROUP LIMITED | Private company limited by shares | Dissolved |
| SINO ASCENT LIMITED | Private company limited by shares | Dissolved |
| Sino Luminous Enterprise Co., Limited | Private company limited by shares | Live |
| SINKEE CO., LIMITED | Private company limited by shares | Live |
| SINO EXPRESS LIMITED | Private company limited by shares | Live |
| SINO RICHFIELD LIMITED | Private company limited by shares | Dissolved |
| SINO STAR INTERNATIONAL CORPORATION LIMITED | Private company limited by shares | Live |
| SINO CHIC TECHNOLOGY LIMITED | Private company limited by shares | Live |
| SINHARBOUR RESOURCE (HK) LIMITED | Private company limited by shares | Live |
| SINO BELL GROUP LIMITED | Private company limited by shares | Live |
| SINO CHASER INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SINO CHIC RESOURCES LIMITED | Private company limited by shares | Live |
| SINOBEER LIMITED | Private company limited by shares | Dissolved |
| SINO APS COMPANY LIMITED | Private company limited by shares | Live |
| MAIN SINO INTERNATIONAL LIMITED | Private company limited by shares | Live |
| SINO CHINA (H.K.) LIMITED | Private company limited by shares | Dissolved |
| SINO LEADER TECHNOLOGY DEVELOPING LIMITED | Private company limited by shares | Live |
| SINO BRAVE (HONG KONG) LIMITED | Private company limited by shares | Live |
| MEI SING HK INT'L TRADING LIMITED | Private company limited by shares | Live |
| SINCERE ART LIMITED | Private company limited by shares | Live |
| SINO OVERSEAS ENTERPRISES LIMITED | Private company limited by shares | Live |
| SINO WINNER LIMITED | Private company limited by shares | Live |
| LUNG SING INT'L TRADING LIMITED | Private company limited by shares | Live |
| SING JAK INT'L TRADING LIMITED | Private company limited by shares | Live |
| SINEQUANON HONG KONG LIMITED | Private company limited by shares | Live |
| SINOMA CO. LIMITED | Private company limited by shares | Live |
| TIN SING INT'L TRADING HK LIMITED | Private company limited by shares | Live |
| SINO-BEST ELECTRIC APPLIANCE LIMITED | Private company limited by shares | Live |
| Sino-Lighting TECHNOLOGY CO., LIMITED | Private company limited by shares | Dissolved |
| SINOMECH COMPANY LIMITED | Private company limited by shares | Live |
| CHONG SING INT'L HK TRADING LIMITED | Private company limited by shares | Live |
| SINOPERFECT HK LIMITED | Private company limited by shares | Live |
| SINO SCIENCE&TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| SINO-BENNY LPG (HONG KONG) CO., LIMITED | Private company limited by shares | Live |
| SINO NATURAL RESOURCES LIMITED | Private company limited by shares | Dissolved |
| TSUN SING SECRETARY LIMITED | Private company limited by shares | Live |
| SINO INDO TRADE LIMITED | Private company limited by shares | Live |
| Sintec (HK) Investment Development Limited | Private company limited by shares | Dissolved |
| SING ON HONG KONG TRADING LIMITED | Private company limited by shares | Live |
| SINO UNICOM CO., LIMITED | Private company limited by shares | Live |
| Sino Hydroponics (China) Co., Limited | Private company limited by shares | Live |
| Sinco Century Electronics Co., Limited | Private company limited by shares | Live |
| LONG SINO INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| SINOSUNG INTERNATIONAL GROUP HONG KONG LIMITED | Private company limited by shares | Live |
| SINO PIONEER INDUSTRY GROUP COMPANY LIMITED | Private company limited by shares | Live |
| Sino Pillar (HongKong) Industry Co., Limited | Private company limited by shares | Live |
| SINO LUCKY TRADING LIMITED | Private company limited by shares | Live |
| SINO MILLION TRADING LIMITED | Private company limited by shares | Live |
| SINO NICE INVESTMENT LIMITED | Private company limited by shares | Live |
| SINOBRAS CONSULTING (HK) COMPANY LIMITED | Private company limited by shares | Live |