| HK MEDICAL SCIENCE MEDICAL CARE GROUP LIMITED | Private company limited by shares | Live |
| MEDICAL SCIENCE ART PALACE GROUP LIMITED | | Live |
| HTRON MEDICAL SCIENCE & TECHNOLOGY (HK) LIMITED | Private company limited by shares | Live |
| MEDICAL SCIENCE PLUS NATIONAL LIMITED | Private company limited by shares | Live |
| Polaris Medical Science & Technology Limited | Private company limited by shares | Live |
| QIYUAN TANGHUI MEDICAL SCIENCE INTERNATIONAL LIMITED | Private company limited by shares | Live |
| RAPPORT MEDICAL SCIENCE LIMITED | Private company limited by shares | Live |
| MCEH MEDICAL SCIENCE RESEARCH ASSOCIATION LIMITED | Private company limited by shares | Live |
| Sejoy Medical Science Limited | Private company limited by shares | Live |
| Southern Medical Science Research (Hk) Limited | Private company limited by shares | Live |
| NEW TECH MEDICAL SCIENCE GROUP LIMITED | Private company limited by shares | Live |
| SCIENCE (HK) MEDICAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| NESKY Medical Science and Technology Limited | Private company limited by shares | Live |
| THINK MEDICAL SCIENCE (HK) COMPANY LIMITED | Private company limited by shares | Dissolved |
| Touchstone Medical Science (HK) Limited | Private company limited by shares | Live |
| Transbio Medical Science Limited | Private company limited by shares | Live |
| Westlake Medical Science Co., Limited | Private company limited by shares | Live |
| Xinglin Medical Science Limited | Private company limited by shares | Live |
| MEDLINK SCIENCE LIMITED | Private company limited by shares | Live |
| Meta Science Limited | Private company limited by shares | Live |
| TIANTUO METALLURGICAL SCIENCE AND TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| MingChuang Science And Technology Co., Limited | Private company limited by shares | Live |
| GUANGDONG FOSHAN MINGRUI CERAMICS SCIENCE AND TECHNOLOGY LIMITED | Private company limited by shares | Live |
| HK MINGZHOU BIOLOGICAL SCIENCE AND TECHNOLOGY LIMITED | Private company limited by shares | Live |
| ORIENTAL MINIMAX SCIENCE & TECHNOLOGY (HONGKONG) LIMITED | Private company limited by shares | Live |
| Mirto-plus Science Company Limited | Private company limited by shares | Live |
| MMDC-TECH SCIENCE INC. LIMITED | Private company limited by shares | Live |
| MODERN SCIENCE COMPANY LIMITED | Private company limited by shares | Dissolved |
| Science More Company Limited | Private company limited by shares | Live |
| MORNINGSIDE LIFE SCIENCE LIMITED | Private company limited by shares | Live |
| HK MOTA INTELLIGENCE AND THOROUGHFARE SCIENCE AND TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| Movement Science Limited | | Live |
| MSALGO SCIENCE & TECHNOLOGY LIMITED | Private company limited by shares | Live |
| HK MUMIY SCIENCE LIMITED | Private company limited by shares | Live |
| Mute Science Limited | | Live |
| SHENZHEN MUXBOXS SCIENCE & TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| MyLion Science And Technology Limited | Private company limited by shares | Live |
| MYUXIANG SCIENCE & TECHNOLOGY (HK) LIMITED | Private company limited by shares | Live |
| NAIKE (HK) DIGITAL SCIENCE CO., LIMITED | Private company limited by shares | Dissolved |
| Nano Science Instrument Limited | Private company limited by shares | Live |
| NATIONAL SCIENCE BIO-TECH LIMITED | Private company limited by shares | Live |
| USA NATIONAL SCIENCE CO., LIMITED | Private company limited by shares | Live |
| NATURAL SCIENCE LIMITED | Private company limited by shares | Live |
| Cheng-Zhu Natural Science Academy Limited | Private company limited by shares | Live |
| Natural Science HK Co., Limited | Private company limited by shares | Live |
| NATURAL SCIENCE GROUP CO., LIMITED | Private company limited by shares | Dissolved |
| Natural Science Formula (HK) Limited | | Live |
| Nature Science Limited | Private company limited by shares | Live |
| Nebula Science and Technology Limited | | Live |
| Nebular Science & Technology Co., Limited | Private company limited by shares | Live |
| NENGXIN SCIENCE & TECH CO., LIMITED | Private company limited by shares | Dissolved |
| Nepa Science Co., Limited | Private company limited by shares | Live |
| Neutrino Science & Technology Integration Association Limited | Company limited by guarantee | Live |
| NGAU LUHK SCIENCE & TRADE LIMITED | Private company limited by shares | Live |
| U.K. NOBBY CROP SCIENCE LIMITED | Private company limited by shares | Dissolved |
| SCIENCE NOBLE LIMITED | Private company limited by shares | Live |
| NORSEAR SCIENCE TECHNOLOGY (H.K.) CO., LIMITED | Private company limited by shares | Live |
| NORWAY LVSHIMA CROP SCIENCE LIMITED | Private company limited by shares | Live |
| Norwegian Nutrition Science Co., Limited | Private company limited by shares | Live |
| NOVASNOW SCIENCE & TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Novospec Science Limited | Private company limited by shares | Live |
| GERMANY NUOSIDA INT'L GROUP SCIENCE LIMITED | Private company limited by shares | Live |
| NUTRI SCIENCE LIMITED | Private company limited by shares | Live |
| HEALTH AND NUTRIGENOMICS SCIENCE CO., LIMITED | Private company limited by shares | Live |
| HK DYNASTY GROUP NUTRITION SCIENCE TECHNOLOGY LIMITED | Private company limited by shares | Live |
| COMPLETE NUTRITIONAL SCIENCE LIMITED | Private company limited by shares | Dissolved |
| G OASIS SCIENCE TECHNOLOGY (HK) LIMITED | Private company limited by shares | Dissolved |
| Obtain Science Information Service Limited | Private company limited by shares | Live |
| CHINA OIL SILVER OCEAN SCIENCE & TECHNOLOGY CORPORATION LIMITED | Private company limited by shares | Live |
| UNICORN OCEANIC SCIENCE & TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| OLITY SCIENCE & TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| TTD OPTICAL SCIENCE LIMITED | Private company limited by shares | Dissolved |
| ORESEP SCIENCE AND TECHNOLOGIES CO., LIMITED | Private company limited by shares | Live |
| ORIENTAL SCIENCE COMPANY LIMITED | Private company limited by shares | Dissolved |
| ORIENTAL SCIENCE TECH INTERNATIONAL LIMITED | Private company limited by shares | Live |
| Overmold Technology Science Co., Limited | Private company limited by shares | Live |
| H&H NAOLINGTONG (OVERSEAS) CREATURE SCIENCE CO., LIMITED | Private company limited by shares | Dissolved |
| Overseas Travel Science and Technology Limited | Private company limited by shares | Live |
| UNIQUE OVERSEAS SCIENCE AND TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Asia Pacific Science City Limited | | Live |
| ASIA PACIFIC SCIENCE PUBLICATIONS LIMITED | Private company limited by shares | Dissolved |
| ASIA PACIFIC SCIENCE PUBLICATIONS COMPANY LIMITED | | Live |
| JUNPING PACKING MATERIAL SCIENCE & TECHNOLOGY LIMITED | | Live |
| ClubONE (Science Park) Limited | Private company limited by shares | Live |
| PEACECORE SCIENCE COMPANY LIMITED | | Live |
| PHICO SCIENCE COMPANY LIMITED | Private company limited by shares | Dissolved |
| Philman Life Science Pharma Limited | Private company limited by shares | Live |
| Phoenix Science Company Limited | Private company limited by shares | Live |
| Pinecone Science Limited | Private company limited by shares | Live |
| PINXEON SCIENCE (HONGKONG) LIMITED | Private company limited by shares | Live |
| SCIENCE PIONEER LIMITED | Private company limited by shares | Dissolved |
| SCIENCE AND TECHNOLOGY PLANNING CO., LIMITED | Private company limited by shares | Dissolved |
| PLANT LIFE SCIENCE KOREA COMPANY LIMITED | Private company limited by shares | Live |
| Myan Plant Science & Technology Co., Limited | Private company limited by shares | Live |
| Plant Science Technology Limited | Private company limited by shares | Live |
| HONG KONG PLASMED SCIENCE AND TECHNOLOGY LIMITED | Private company limited by shares | Live |
| PLASTECH SCIENCE COMPANY LIMITED | Private company limited by shares | Live |
| JUZHI PLASTICS SCIENCE & TECHNOLOGY (HK) LIMITED | Private company limited by shares | Live |
| PLASTICS SCIENCE AND TECHNOLOGY MEDIA LIMITED | Private company limited by shares | Dissolved |
| HONG KONG POLYMER SCIENCE LIMITED -THE- | Private company limited by shares | Live |