| SCIENCE EXPRESS LIMITED | Private company limited by shares | Dissolved |
| FASTSTAR SCIENCE & TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| Feida Science Co., Limited | | Live |
| FEIMI SCIENCE LIMITED | Private company limited by shares | Live |
| FEIYI SCIENCE E-COMMERCE CO., LIMITED | Private company limited by shares | Live |
| FENG MAO SCIENCE CO., LIMITED | Private company limited by shares | Live |
| Feng Mao Science Hongkong Co., Limited | Private company limited by shares | Live |
| Feng Xinquan Science and Trade Co., Limited | Private company limited by shares | Live |
| HONG KONG FLEET ELECTRONIC SCIENCE COMPANY LIMITED | Private company limited by shares | Dissolved |
| FLOW SCIENCE LIMITED | Private company limited by shares | Dissolved |
| May Flower Science Limited | | Live |
| FLYWOR SCIENCE CO., LIMITED | Private company limited by shares | Live |
| SCIENCE FOCUS LIMITED | Private company limited by shares | Live |
| FOCUS SCIENCE INSTRUMENTS (HK) LIMITED | Private company limited by shares | Dissolved |
| FOCUS SCIENCE INSTRUMENTS (HK) LIMITED | Private company limited by shares | Live |
| SCIENCE & HEALTH (HONGKONG) FOODSTUFF LIMITED | Private company limited by shares | Live |
| FOREFRONT SCIENCE AND TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Dissolved |
| Tao Shu Kui Forensic Science Identification Limited | Private company limited by shares | Live |
| Forever Standard Science Co., Limited | Private company limited by shares | Live |
| Forever Science and Technology (Hong Kong) Limited | Private company limited by shares | Dissolved |
| GBA Science Forum Company Limited | | Live |
| GUANGDONG FOSHAN DATANG MINGZHU SCIENCE AND TECHNOLOGY LIMITED | Private company limited by shares | Live |
| CHINA ART & SOCIAL SCIENCE FOUNDATION LIMITED | Company limited by guarantee | Dissolved |
| EAST ASIAN HISTORY OF SCIENCE FOUNDATION LIMITED | Company limited by guarantee | Live |
| HAN MING EDUCATION & SCIENCE FOUNDATION LIMITED | Private company limited by shares | Live |
| HONG KONG FRAGRANT SCIENCE AND TECHNOLOGY LIMITED | Private company limited by shares | Live |
| FuChen (HK) Science and Technology Limited | Private company limited by shares | Live |
| FULAI BIOLOGY SCIENCE AND TECHNOLOGY CO., LIMITED | | Live |
| HK FUSHI ELECTRIC SCIENCE AND TECHNOLOGY LIMITED | Private company limited by shares | Live |
| FUTURE SCIENCE COMPANY LIMITED | Private company limited by shares | Dissolved |
| FUTURE SCIENCE AWARDS FOUNDATION LIMITED -THE- | Company limited by guarantee | Live |
| China Future Science Academy Limited | Private company limited by shares | Live |
| China Future Science and Technology Promotion Association Limited | Private company limited by shares | Live |
| Future Science Media Publishing Co., Limited | Private company limited by shares | Live |
| FUTURE DIGITAL SCIENCE LIMITED | Private company limited by shares | Live |
| Incept Future Science Limited | Private company limited by shares | Live |
| FUTURE SCIENCE TECHNOLOGY LIMITED | | Live |
| Gaia Life Science International Co., Limited | Private company limited by shares | Live |
| GAIA HEALTH SCIENCE TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Garylangel Science And Technology (hk) Co., Limited | Private company limited by shares | Dissolved |
| Gemological Science International HK Limited | Private company limited by shares | Live |
| Gene Port Science Limited | Private company limited by shares | Live |
| GEO-TECHNIC SCIENCE LIMITED | Private company limited by shares | Dissolved |
| GEOWAY SCIENCE & TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| GERMANY BLUEBIRD SCIENCE GROUP LIMITED | Private company limited by shares | Live |
| UK GESA CROP SCIENCE LIMITED | Private company limited by shares | Live |
| Giant (Shenzhen) Science & Technology Co., Limited | Private company limited by shares | Live |
| The Red Giant Science and Technology Group Limited | | Live |
| HK Gilson Science & Technology Co., Limited | Private company limited by shares | Live |
| GLOBAL TOP SCIENCE LIMITED | Private company limited by shares | Live |
| GLOBAL SCIENCE LIMITED | | Live |
| GLOBAL SCIENCE ANALYTICS LIMITED | | Live |
| A-TECH GLOBAL SCIENCE LIMITED | Private company limited by shares | Live |
| GLOBAL CENTURY SCIENCE GROUP LIMITED | Private company limited by shares | Live |
| Global Aerospace Science and Technology Corporation Limited | | Live |
| GLOBAL GENESIS SCIENCE TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| Tegent Global Science Solution Limited | | Live |
| SCIENCE GLOBE LIMITED | Private company limited by shares | Dissolved |
| GLOBE OWNS INTERNATIONAL ONLINE SCIENCE AND TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| Globeshopping Internet Science And Technology (HK) Limited | Private company limited by shares | Live |
| SCIENCE GLORY INTERNATIONAL LIMITED | Private company limited by shares | Live |
| GMIF (HK) SCIENCE TECHNOLOGY LIMITED | Private company limited by shares | Live |
| GOLDEN EAGLE GIANT SCIENCE TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| Golden Eagle Science Group Co., Limited | | Live |
| GOLDEN GRAND MEDICAL SCIENCE (HK) LIMITED | Private company limited by shares | Dissolved |
| GOLDEN CENTURY SCIENCE & TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| Golden Rooster Science and Technology Company Limited | Private company limited by shares | Live |
| Good For You Science & Technology Co., Limited | Private company limited by shares | Live |
| GOOD LUCK SCIENCE AND TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| China D1 GPANDPRIX (HONGKONG) Science And Technology Limited | Private company limited by shares | Live |
| Graphene Valley Materials Science Limited | Private company limited by shares | Live |
| EAST GREAT E-COMMERCE SCIENCE LIMITED | Private company limited by shares | Live |
| GREAT SCIENCE NEW MATERIALS LIMITED | Private company limited by shares | Live |
| Great Science & Tech Group Limited | Private company limited by shares | Live |
| GREAT SCIENCE AND TECHNOLOGY (HK) CO., LIMITED | Private company limited by shares | Live |
| GREAT SCIENCE TECHNOLOGY GROUP LIMITED | Private company limited by shares | Dissolved |
| GREAT SCIENCE TECHNOLOGY INT'L GROUP LIMITED | Private company limited by shares | Live |
| GREAT SCIENCE & TECHNOLOGY (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| GREAT SCIENCE TECHNOLOGY INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| Green Science Biotechnology Co., Limited | Private company limited by shares | Live |
| GREEN SCIENCE INTERNATIONAL LIMITED | Private company limited by shares | Live |
| GRID SCIENCE LIMITED | Private company limited by shares | Dissolved |
| SCIENCE GROUP LIMITED | | Live |
| Science Power Asia Group Limited | Private company limited by shares | Live |
| LAB SCIENCE GROUP CO., LIMITED | Private company limited by shares | Live |
| HK CAR FOOK SCIENCE & GROUP CO., LIMITED | Private company limited by shares | Live |
| CREATING SCIENCE TC GROUP CO., LIMITED | Private company limited by shares | Live |
| HK Science Fair International Group Limited | | Live |
| Gilmay Cosmetics Science Group Co., Limited | Private company limited by shares | Live |
| SCIENCE GROUP (HK) LIMITED | Private company limited by shares | Dissolved |
| USA BELL SCIENCE HOLDING GROUP LIMITED | Private company limited by shares | Dissolved |
| ZHEGONG GROUP SCIENCE HOLDING LIMITED | Private company limited by shares | Live |
| SCIENCE INSTRUMENT GROUP LIMITED | Private company limited by shares | Live |
| SCIENCE GROUP INVESTMENT LIMITED | Private company limited by shares | Live |
| SCIENCE INVESTMENTS GROUP LIMITED | Private company limited by shares | Live |
| CHINA SMD GROUP MICROECOLOGY ACADEMY OF SCIENCE LIMITED | Private company limited by shares | Dissolved |
| MOMENTUM SCIENCE GROUP LIMITED | Private company limited by shares | Live |
| SCIENCE PUBLISHING GROUP CO., LIMITED | Private company limited by shares | Live |
| DAJIA SCIENCE AND TECHNOLOGY AGRICULTURAL GROUP LIMITED | Private company limited by shares | Live |
| DRAGON'S FAMILY SCIENCE AND TECHNOLOGY GROUP LIMITED | Private company limited by shares | Dissolved |