| AUTOGENIC LAB LIMITED | Private company limited by shares | Live |
| AUTOGENOMICS LIMITED | Private company limited by shares | Dissolved |
| AUTOGIANT LIMITED | Private company limited by shares | Live |
| AUTOGIANT INVESTMENT LIMITED | Private company limited by shares | Live |
| GUANGZHOU JR AUTOGIFT CO., LIMITED | Private company limited by shares | Live |
| AutoGlad Limited | | Live |
| AUTOGO LIMITED | Private company limited by shares | Live |
| AUTOGOLD LIMITED | Private company limited by shares | Dissolved |
| AUTO-GRAND COMPANY LIMITED | Private company limited by shares | Live |
| AUTOGRAPH LIMITED | Private company limited by shares | Live |
| Maison des Autographes (HK) Limited | Private company limited by shares | Dissolved |
| AUTO-GRAPHY TOYS LIMITED | Private company limited by shares | Dissolved |
| Armored AutoGroup HK Limited | Private company limited by shares | Live Commenced dormancy on 03-Apr-2013 |
| AUTO-GROW LIMITED | Private company limited by shares | Dissolved |
| AUTOGROWTH INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| AUTOGUIDE LIMITED | Private company limited by shares | Live |
| AUTOHAUS LIMITED | Private company limited by shares | Dissolved |
| AUTOHAUS INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| Autohaus Motors Services Limited | Private company limited by shares | Live |
| AUTOHI LIMITED | Private company limited by shares | Dissolved |
| AUTOHI LIMITED | Private company limited by shares | Live |
| AUTOHILL LIMITED | Private company limited by shares | Dissolved |
| Autohome Asia Limited | | Live |
| AUTO-I NEX CO., LIMITED | Private company limited by shares | Live |
| AUTO-ID ASIA CO. LIMITED | Private company limited by shares | Live |
| AUTO-ID CORPORATION LIMITED | Private company limited by shares | Dissolved |
| AUTO-ID CORPORATION LIMITED | Private company limited by shares | Live |
| ENPOT AUTOID HONGKONG CO., LIMITED | Private company limited by shares | Live |
| Auto-ID Solution Limited | | Live |
| AUTO-ID TECHNOLOGY LIMITED | Private company limited by shares | Live |
| AUTOINSIGHT LIMITED | Private company limited by shares | Live |
| AUTOINVEST LIMITED | Private company limited by shares | Dissolved |
| AUTOIRA LIMITED | Private company limited by shares | Dissolved |
| AUTOJARE COMPANY LIMITED | Private company limited by shares | Live |
| AUTOJOINT CO., LIMITED | Private company limited by shares | Dissolved |
| Autok import&export Co., Limited | Private company limited by shares | Live |
| AUTOK TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| AUTOKAROSS INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| AUTOKEM INDUSTRY CO., LIMITED | Private company limited by shares | Live |
| HK AUTOKEY LIMITED | Private company limited by shares | Live |
| AutoKeybo Limited | | Live |
| autokeyschipsupply Co., Limited | | Live |
| AUTOKRAFT MOTOR WORKSHOP LIMITED | Private company limited by shares | Dissolved |
| Autokroma Limited | Private company limited by shares | Live |
| AUTOL LIMITED | Private company limited by shares | Live |
| AutoLab Car Service Limited | | Live |
| TEH TAI AUTOLACK CO. LIMITED | Private company limited by shares | Dissolved |
| SUNLIT AUTOLAMPS LIMITED | Private company limited by shares | Live |
| AUTOLAND COMPANY LIMITED | Private company limited by shares | Dissolved |
| AUTOLD ENTERPRISE CO., LIMITED | Private company limited by shares | Live |
| AUTO-LEASE COMPANY LIMITED | Private company limited by shares | Live |
| AUTOLEC LIMITED | Private company limited by shares | Dissolved |
| Haining Taichang Auto-Light Co., Limited | Private company limited by shares | Dissolved |
| LED Autolight System Engineering Limited | Private company limited by shares | Dissolved |
| HK AUTOLINE LIMITED | Private company limited by shares | Live |
| AutoLine Limited | | Live |
| AUTOLINK LIMITED | Private company limited by shares | Live |
| AUTOLINK ASIA LIMITED | Private company limited by shares | Dissolved |
| AUTOLINK CHINA LIMITED | Private company limited by shares | Dissolved |
| AutoLink Electronics Limited | | Live |
| Auto-link Group Limited | | Live |
| Autolink Combined Hong Kong Limited | Private company limited by shares | Live |
| BMS AUTOLINK PRO-TOOLS (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| AUTOLINK INTERNATIONAL INDUSTRIAL CO., LIMITED | Private company limited by shares | Live |
| HK AUTOLINK TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Autolion Group Limited | Private company limited by shares | Live |
| Autolizer Limited | Private company limited by shares | Live |
| Autolocus International Limited | Private company limited by shares | Dissolved |
| Autolog Solutions Limited | | Live |
| NEW ERACOM AUTOLOGIC LIMITED | Private company limited by shares | Dissolved |
| Autologic Diagnostics (Hong Kong) Limited | Private company limited by shares | Dissolved |
| AUTOLOGIC INFORMATION INTERNATIONAL (FAR EAST) LIMITED | Private company limited by shares | Dissolved |
| AUTOLOOK COMPANY LIMITED | Private company limited by shares | Dissolved |
| AUTOLOVER E-COMMERCE LIMITED | Private company limited by shares | Live |
| AUTOLUCK COMPANY LIMITED | Private company limited by shares | Dissolved |
| AUTOMA INTERNATIONAL CO., LIMITED | | Live |
| AUTOMA (JAPAN) CARTOON ANIMATION PRODUCT LIMITED | Private company limited by shares | Dissolved |
| Automa Technology Co., Limited | Private company limited by shares | Live |
| PFT AUTOMA TIONTECHNOLOGY LIMITED | Private company limited by shares | Live |
| AUTOMAAVN LIMITED | Private company limited by shares | Live |
| AUTOMAC COMPANY LIMITED | Private company limited by shares | Dissolved |
| AUTOMAC (HK) INDUSTRY LIMITED | Private company limited by shares | Live |
| AUTOMAC INTERNATIONAL LIMITED | Private company limited by shares | Live |
| AutoMac Technology Limited | Private company limited by shares | Live |
| KIM KONG AUTO-MACHINE COMPANY LIMITED | Private company limited by shares | Dissolved |
| Automagic Limited | Private company limited by shares | Live |
| AUTOMAIL (FAR EAST) LIMITED | Private company limited by shares | Live |
| Yitian Automaiton Equipment Technology (HK) Co., Limited | Private company limited by shares | Live |
| AUTOMALL LIMITED -THE- | Private company limited by shares | Live |
| AUTOMAN LIMITED | Private company limited by shares | Dissolved |
| AutoManiacs Limited | | Live |
| AUTOMARK LIMITED | Private company limited by shares | Live |
| AUTOMART COMPANY LIMITED | Private company limited by shares | Dissolved |
| AUTOMAT COMPANY LIMITED | Private company limited by shares | Live |
| AUTOMATA ELECTRONICS CO., LIMITED | Private company limited by shares | Dissolved |
| INTUITIVE AUTOMATA HONG KONG LIMITED | Private company limited by shares | Live |
| AUTOMATA ELECTRONICS INDUSTRIAL CO., LIMITED | Private company limited by shares | Dissolved |
| AUTOMATE LIMITED | Private company limited by shares | Dissolved |
| Automate Limited | Private company limited by shares | Live |
| AUTOMATED LIMITED | Private company limited by shares | Dissolved |