| SCIENTIFIC TELECOMMUNICATION LIMITED | Private company limited by shares | Dissolved |
| Topwin Scientific Limited | Private company limited by shares | Live |
| SCIENTIFIC TOYS, LIMITED | Private company limited by shares | Live |
| UNI-ASIA SCIENTIFIC COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNITE SCIENTIFIC LIMITED | Private company limited by shares | Live |
| VISION SCIENTIFIC LIMITED | Private company limited by shares | Live |
| V-tech Scientific Limited | Private company limited by shares | Live |
| Wells Scientific Limited | Private company limited by shares | Live |
| Windleaf Scientific Limited | Private company limited by shares | Live |
| WINNING SCIENTIFIC LIMITED | Private company limited by shares | Dissolved |
| WISDOM SCIENTIFIC COMPANY LIMITED | Private company limited by shares | Dissolved |
| ZENITH SCIENTIFIC COMPANY LIMITED | Private company limited by shares | Dissolved |
| ZENITH SCIENTIFIC LIMITED | Private company limited by shares | Live |
| ZIRIUS SCIENTIFIC LIMITED | Private company limited by shares | Dissolved |
| ZONE TIME SCIENTIFIC LIMITED | Private company limited by shares | Live |
| SHANGHAI TAI-WEI SCIENTIFIC&TECHNICAL (HK) DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| HONEST SCIENTIFIC&TECHNOLOGY (CHINA) CO., LIMITED | Private company limited by shares | Live |
| SCIENTIMED LIMITED | Private company limited by shares | Dissolved |
| Scientious Software Limited | Private company limited by shares | Live |
| Bio Scientist Limited | Private company limited by shares | Live |
| GLOBAL SCIENTIST ALLIANCE LIMITED | Private company limited by shares | Dissolved |
| Dr. Scientist Creative Education Limited | Private company limited by shares | Live |
| Global Nuobeierjiang Scientist Association Co., Limited | Private company limited by shares | Live |
| Goodlife Scientist Limited | Private company limited by shares | Live |
| INVENTIVE WORLD OF SCIENTIST COMPANY LIMITED | Private company limited by shares | Dissolved |
| Scientixus Limited | | Live |
| SCIENTRON ELECTRONICS LIMITED | Private company limited by shares | Dissolved |
| SP SCIENT-TECH LIMITED | Private company limited by shares | Live |
| HONG KONG SHINE-DAILY SCIENT-TECH CO., LIMITED | Private company limited by shares | Dissolved |
| ScienzCare Limited | Private company limited by shares | Live |
| SCIENZTECH ASIA LIMITED | Private company limited by shares | Live |
| Scierial Corporation Limited | Private company limited by shares | Live |
| SCI-ESTHE LIMITED | Private company limited by shares | Live |
| SCIETECH COMPANY LIMITED | Private company limited by shares | Live |
| DALIAN ROCK SCIE-TECH TRADE CO., LIMITED | Private company limited by shares | Dissolved |
| FCHARVEST SCIE-TECH DEVELOPMENT (HK) LIMITED | Private company limited by shares | Dissolved |
| Scietech Records Management (HK) Limited | Private company limited by shares | Live |
| Amyzong Scietific (Hong Kong) Technology Limited | Private company limited by shares | Live |
| SCI-EXPRESS LIMITED | Private company limited by shares | Dissolved |
| Sci-Fit Company Limited | Private company limited by shares | Live |
| SCI-FIT ZHPE SERVICE CENTRE LIMITED | Private company limited by shares | Live |
| CHINA SCIFLAME GROUP CO., LIMITED | Private company limited by shares | Dissolved |
| SCIGRACE TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| scigroup Limited | Private company limited by shares | Live |
| SCII (HONG KONG) TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| SCIIC AGROCHEMICALS LIMITED | Private company limited by shares | Dissolved |
| SCIKO LIMITED | Private company limited by shares | Live |
| SciKro (Hong Kong) Instruments Limited | Private company limited by shares | Live |
| SCIL MACHINERY MANUFACTORY LIMITED | Private company limited by shares | Live |
| MOON SCI-LAB LIMITED | Private company limited by shares | Live |
| SCILAB-CHEM TECHNOLOGY CO., LIMITED | Private company limited by shares | Dissolved |
| Scilco Industrial Limited | Private company limited by shares | Dissolved |
| SCILIMPA GROUP LIMITED | Private company limited by shares | Live |
| SciLinks Limited | | Live |
| Scilla East Consulting Limited | Private company limited by shares | Live |
| SCILLY LIMITED | Private company limited by shares | Dissolved |
| SCILUNS COMPANY LIMITED | Private company limited by shares | Dissolved |
| SCIM COMPANY LIMITED | Private company limited by shares | Live |
| SCIMA MANUFACTORY LIMITED | Private company limited by shares | Dissolved |
| SciMax Sports Limited | Private company limited by shares | Live |
| SciMediTCM Limited | | Live |
| SciMedRay Limited | | Live |
| GERMANY SCIMIA CHILDREN HOUSEHOLD FURNISHINGS LIMITED | Private company limited by shares | Dissolved |
| SCIMITAR LIMITED | Private company limited by shares | Dissolved |
| SCIMO MACHINERY CO., LIMITED | Private company limited by shares | Live |
| Scinapse Limited | | Live |
| ROCET SCINCE LIMITED | Private company limited by shares | Live |
| SCINCO LIMITED | Private company limited by shares | Dissolved |
| Scindapsus Limited | Private company limited by shares | Live |
| Scine International Trading Co., Limited | Private company limited by shares | Live |
| SCINENCE CO., LIMITED | Private company limited by shares | Dissolved |
| Latin Scinence and Trading Limited | Private company limited by shares | Live |
| SCINETIC TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| SCINEX GROUP LIMITED | Private company limited by shares | Live |
| SCINOVENT LIMITED | Private company limited by shares | Live |
| SCINSURER.COM LIMITED | Private company limited by shares | Dissolved |
| Scintec Asia Pacific Limited | Private company limited by shares | Live |
| SCINTEM INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| SCINTEX FASHION LIMITED | Private company limited by shares | Dissolved |
| Scintilla EMM Limited | Private company limited by shares | Live |
| SCINTILLA LIMITED | Private company limited by shares | Live |
| Scintilla Technologies Limited | Private company limited by shares | Live |
| ETOILE SCINTILLANTE 43 LIMITED | | Live |
| ETOILE SCINTILLANTE 44 LIMITED | | Live |
| ETOILE SCINTILLANTE 45 LIMITED | | Live |
| Scintillate International Limited | Private company limited by shares | Live |
| SCINTILLATOR ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| SCINTR LIMITED | Private company limited by shares | Live |
| Scio Limited | Private company limited by shares | Live |
| SCIOASIS ENERGY LIMITED | | Live |
| SCION LIMITED | Private company limited by shares | Dissolved |
| SCION CHARITY ASSOCIATION LIMITED | Company limited by guarantee | Dissolved |
| SCIONTECH GROUP LIMITED | | Live |
| SCIOTA TRADING LIMITED | Private company limited by shares | Dissolved |
| SCIOTO LIMITED | Private company limited by shares | Dissolved |
| SCIP (HK) LIMITED | Private company limited by shares | Live |
| SINO-FRENCH (SCIP) SEWAGE COMPANY LIMITED | Private company limited by shares | Live |
| SCIPHONE LIMITED | Private company limited by shares | Dissolved |
| SciPhysio Limited | Private company limited by shares | Live |
| SCIPIAN COMPANY LIMITED | Private company limited by shares | Live |