| KNOW U LIMITED | Private company limited by shares | Live |
| TWO KNOW LIMITED | | Live |
| SKY KNOW LIMITED | | Live |
| Know Big Deal Limited | | Live |
| Digital Know How Limited | | Live |
| ALL KNOW INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| Knowa Limited | | Live |
| KNOWARC ARTS LIMITED | Private company limited by shares | Live |
| KnoWareMen Limited | Private company limited by shares | Live Commenced dormancy on 23-Feb-2016 |
| KNOWCHEM LIMITED | Private company limited by shares | Live |
| EDGUR KNOWCO LIMITED | Private company limited by shares | Live |
| KNOWDAY LIMITED | Private company limited by shares | Dissolved |
| Knowdeals Limited | Private company limited by shares | Live |
| KNOWELL GARMENTS FACTORY LIMITED | Private company limited by shares | Dissolved |
| Hong Kong Knowell Genomic Medicine Co., Limited | Private company limited by shares | Live |
| Knowell Technology Limited | Private company limited by shares | Live |
| KNOWHOW COMPANY LIMITED | Private company limited by shares | Live |
| TOP KNOW-HOW COMPANY LIMITED | Private company limited by shares | Dissolved |
| Aero Knowhow Limited | Private company limited by shares | Live |
| KNOW-HOW FAR EAST LIMITED | Private company limited by shares | Live |
| KNOWHOW ELECTRONIC COMPANY LIMITED | Private company limited by shares | Live |
| KNOWHOW ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| KnowHow Holding Limited | Private company limited by shares | Live |
| KNOWHOW IMMIGRATION CONSULTANCY LIMITED | Private company limited by shares | Live |
| KNOWHOW INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| KNOWHOW HEALTH MANAGEMENT SERVICE LIMITED | Private company limited by shares | Live |
| KNOW-HOW COMPANY (ASIA PACIFIC) LIMITED -THE- | Private company limited by shares | Live Commenced dormancy on 27-Apr-2005 |
| Knowhow Vitality Prototype Co Limited | Private company limited by shares | Live |
| KNOWHOW STRATEGY LIMITED | Private company limited by shares | Live |
| KNOW-HOW TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| KNOWHSE LIMITED | | Live |
| KNOWIDE COMPANY LIMITED | Private company limited by shares | Dissolved |
| KNOWING CONNECTOR LIMITED | Private company limited by shares | Dissolved |
| KNOWING BY DESIGN LIMITED | Private company limited by shares | Live |
| Knowing Films (HongKong) Limited | Private company limited by shares | Live |
| KNOWING ALL YELLOW PAGES PUBLISHING GROUP (CHINA) LIMITED | Private company limited by shares | Dissolved |
| Knowing Holdings Limited | Private company limited by shares | Live |
| Knowing International Limited | Private company limited by shares | Live |
| Knowing International Trade (HK) Co., Limited | Private company limited by shares | Live |
| Knowing Link Limited | | Live |
| KNOWING U PROPERTY MANAGEMENT LIMITED | Private company limited by shares | Live |
| NATURAL KNOWING LIMITED | Private company limited by shares | Dissolved |
| KNOWING SPRING LIMITED | Private company limited by shares | Live |
| Knowing Spring Consultant Limited | Private company limited by shares | Live |
| Knowing Spring Media Limited | Private company limited by shares | Live |
| Knowinsurance.com Limited | Private company limited by shares | Live |
| KnowinTech Limited | Private company limited by shares | Live |
| KnowknownHOW Limited | | Live |
| KNOWLAND COMPANY LIMITED | Private company limited by shares | Dissolved |
| KNOWLAND LIMITED | Private company limited by shares | Dissolved |
| TOP KNOWLEDGE LIMITED | Private company limited by shares | Live |
| KNOWLEDGE COMPANY LIMITED -THE- | Private company limited by shares | Dissolved |
| LOT OF KNOWLEDGE LIMITED | Private company limited by shares | Dissolved |
| KNOWLEDGE LIMITED | Private company limited by shares | Live |
| TAO KNOWLEDGE LIMITED | Private company limited by shares | Live |
| NEW KNOWLEDGE LIMITED | Private company limited by shares | Dissolved |
| In Knowledge Limited | Private company limited by shares | Live |
| Our Knowledge Limited | Private company limited by shares | Live |
| New Knowledge Company Limited | Private company limited by shares | Live |
| Knowledge Advertising Limited | Private company limited by shares | Live |
| KNOWLEDGE ASIA LIMITED | Private company limited by shares | Dissolved |
| ASIA KNOWLEDGE NETWORK, LIMITED | Private company limited by shares | Dissolved |
| KNOWLEDGE NETWORK ASIA LIMITED | Private company limited by shares | Dissolved |
| KNOWLEDGE ATOM LIMITED | Private company limited by shares | Live |
| KNOWLEDGE CAPITAL LIMITED | Private company limited by shares | Dissolved |
| Capital Knowledge Limited | Private company limited by shares | Live |
| KNOWLEDGE CENTURY LIMITED | Private company limited by shares | Live |
| KNOWLEDGE COMMUNITY LIMITED | Private company limited by shares | Dissolved |
| CREATIVE KNOWLEDGE LIMITED | Private company limited by shares | Dissolved |
| Deep Knowledge Network Limited | Private company limited by shares | Live |
| Knowledge Discovery Limited | Private company limited by shares | Live |
| DRIVING KNOWLEDGE LIMITED | Private company limited by shares | Live |
| I - KNOWLEDGE ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| KNOWLEDGE ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| CHINA WISDON INDUSTRY & KNOWLEDGE ECONOMY FAIR LIMITED | Private company limited by shares | Live |
| KNOWLEDGE GARDEN COMPANY LIMITED | Private company limited by shares | Live |
| KNOWLEDGE INTEGRATION COMPANY LIMITED | Private company limited by shares | Dissolved |
| CHANG SAN JIAO (SHANGHAI) KNOWLEDGE & ECONOMY INSTITUTE LIMITED | Private company limited by shares | Dissolved |
| KNOWLEDGE LEARNING CENTRE LIMITED | Private company limited by shares | Live |
| New Knowledge Learning Centre Limited | | Live |
| MARITIME KNOWLEDGE LIMITED | | Live |
| KNOWLEDGE NETWORK COMPANY LIMITED | Private company limited by shares | Dissolved |
| KNOWLEDGE NETWORK LIMITED | Private company limited by shares | Dissolved |
| KNOWLEDGE NETWORK LIMITED | Private company limited by shares | Live |
| Knowledge Network HK Limited | Private company limited by shares | Live |
| KNOWLEDGE PUBLICATION LIMITED | Private company limited by shares | Dissolved |
| KNOWLEDGE PUBLICATION LIMITED | Private company limited by shares | Live |
| KNOWLEDGE PUBLISHING COMPANY LIMITED | Private company limited by shares | Dissolved |
| KNOWLEDGE PUBLISHING LIMITED | Private company limited by shares | Dissolved |
| ZHI KU KNOWLEDGE SERVICE COMPANY LIMITED | Private company limited by shares | Dissolved |
| HONGKONG SHIFANG (INT'L) LABEL KNOWLEDGE SHOW EQUIPMENT LIMITED | Private company limited by shares | Dissolved |
| SKIN KNOWLEDGE LIMITED | Private company limited by shares | Dissolved |
| SMART KNOWLEDGE COMPANY LIMITED | Private company limited by shares | Dissolved |
| KNOWLEDGE SOLUTIONS LIMITED | Private company limited by shares | Dissolved |
| Z&A Knowledge Solutions Limited | Private company limited by shares | Live |
| KNOWLEDGE STREAM LIMITED -THE- | Private company limited by shares | Live |
| TIME OF KNOWLEDGE COMPANY LIMITED | | Live |
| CSF KNOWLEDGE WEALTH COMPANY LIMITED | Private company limited by shares | Dissolved |
| WISDOM KNOWLEDGE LIMITED | Private company limited by shares | Live |
| KnowledgeGrid Limited | Private company limited by shares | Dissolved |