| 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 |
| SHENZHEN GALO AUTOMATED SYSTEMS LIMITED | Private company limited by shares | Live |
| YanTech Automated Systems Limited | Private company limited by shares | Live |
| AUTOMATIC LIMITED | Private company limited by shares | Live |
| SUN AUTOMATIC LIMITED | Private company limited by shares | Live |
| GO GO AUTOMATIC COMPANY LIMITED | Private company limited by shares | Live |
| Automatic Car Limited | Private company limited by shares | Live |
| BAI QIN AUTOMATIC LIMITED | Private company limited by shares | Live |
| GO GO AUTOMATIC COMPANY LIMITED | Private company limited by shares | Live |
| ON YIP AUTOMATIC COMPANY LIMITED | Private company limited by shares | Live |
| Stalwart Automatic Assembling Company Limited | Private company limited by shares | Live |
| G.D CHINA AUTOMATIC MACHINERY LIMITED | Private company limited by shares | Live |
| HK DESSION AUTOMATIC EQUIPMENT CO., LIMITED | Private company limited by shares | Live |
| FU FAI AUTOMATIC EMBROIDERY LIMITED | Private company limited by shares | Dissolved |
| WO TAI AUTOMATIC FACILITY LIMITED | Private company limited by shares | Dissolved |
| MAN FOOK AUTOMATIC EMBROIDERY FACTORY LIMITED | Private company limited by shares | Live |
| AUTOMATIC ENTERPRISES (F.E.) LIMITED | Private company limited by shares | Dissolved |
| AUTOMATIC FEATURES LIMITED | Private company limited by shares | Live |
| Germany AML Automatic machinery Limited | Private company limited by shares | Live |
| HONG KONG ELECTRICAL AUTOMATIC WORKS LIMITED | Private company limited by shares | Live |
| HONOR AUTOMATIC MACHINERY LIMITED | Private company limited by shares | Live |
| HIGH-TECH AUTOMATIC HOSPITAL (GROUP) LIMITED | Private company limited by shares | Dissolved |
| H.K. HENGMEI AUTOMATIC DOORS INDUSTRY TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| NINGBO TRANSCEN AUTOMATIC INDUSTRY CO., LIMITED | Private company limited by shares | Dissolved |
| AUTOMATIC INNOVATIONS LIMITED | Private company limited by shares | Dissolved |
| JAPANESE AUTOMATIC MACHINES PLAYHOUSE LIMITED | Private company limited by shares | Dissolved |
| KENSMAN AUTOMATIC MACHINES PLAYING CENTRE LIMITED | Private company limited by shares | Dissolved |
| PACIFIC AUTOMATIC MACHINERY MANUFACTURER CO. LIMITED | Private company limited by shares | Dissolved |
| AUTOMATIC MODE LIMITED | Private company limited by shares | Dissolved |
| NOVI AUTOMATIC COMPANY LIMITED | Private company limited by shares | Live |
| Pathway Automatic Parking Limited | Private company limited by shares | Live |
| PUHETIAN AUTOMATIC EQUIPMENT (HK) LIMITED | Private company limited by shares | Live |
| AUTOMATIC RESULT LIMITED | | Live |
| Rising Precision Automatic Machinery Company Limited | Private company limited by shares | Live |
| AUTOMATIC SUCCESS LIMITED | Private company limited by shares | Live |
| SWIFT AUTOMATIC COMPANY LIMITED | Private company limited by shares | Live |
| HEN FAI AUTOMATIC SYSTEM COMPANY LIMITED | Private company limited by shares | Dissolved |
| WAVER AUTOMATIC SYSTEMS CO. LIMITED | Private company limited by shares | Dissolved |
| A TECH AUTOMATIC EQUIPMENT CO., LIMITED | Private company limited by shares | Live |
| Germany Deruite Automatic Technology Co., Limited | Private company limited by shares | Live |