| MOBILE CONCEPT GROUP HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| Mobile Data Holdings Limited | Private company limited by shares | Live |
| Global Mobile IOT Holdings Limited | Private company limited by shares | Live |
| CHINA MOBILE INDUSTRY HOLDINGS GROUP LIMITED | Private company limited by shares | Live |
| MOCORE MOBILE SOFTWARE HOLDINGS COMPANY LIMITED | Private company limited by shares | Dissolved |
| MOBILE TELEPHONE (HOLDINGS) LIMITED | Private company limited by shares | Dissolved |
| Allied Mobile Entertainment (Hong Kong) Limited | | Live |
| ANCHOR MOBILE (HONG KONG) LIMITED | Private company limited by shares | Live |
| AQUA MOBILE (HONG KONG) LIMITED | Private company limited by shares | Live |
| Hong Kong Mobile Broadcasting Company Limited | Private company limited by shares | Dissolved |
| CHINA MOBILE HONG KONG COMPANY LIMITED | Private company limited by shares | Live |
| HONG KONG MHL MOBILE CO., LIMITED | Private company limited by shares | Live |
| Libiware Mobile (Hong Kong) Co., Limited | Private company limited by shares | Live |
| Mobile Depot Hong Kong Limited | Private company limited by shares | Live |
| Easy Mobile (Hong Kong) Limited | | Live |
| MOBILE EIGHT (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| VODone Mobile Entertainments (Hong Kong) Limited | Private company limited by shares | Live |
| HONG KONG MOBILE FINANCIAL PUBLICATION LIMITED | Private company limited by shares | Live |
| GREEN MOBILE (HONG KONG) LIMITED | Private company limited by shares | Live |
| GTRAN MOBILE HONG KONG LIMITED | Private company limited by shares | Live |
| Hong Kong Happy Mobile Technology Limited | | Live |
| Mobile Health Hong Kong Limited | Private company limited by shares | Live |
| Hive Mobile (Hong Kong) Limited | Private company limited by shares | Live |
| ITALK MOBILE (HONG KONG) LIMITED | Private company limited by shares | Live |
| MOBILE ONE (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| HONG KONG TV MOBILE LIMITED | Private company limited by shares | Dissolved |
| MIX MOBILE HONG KONG LIMITED | Private company limited by shares | Dissolved |
| HONG KONG SMC MOBILE CO. LIMITED | Private company limited by shares | Live |
| LT MOBILE (HONG KONG) LIMITED | Private company limited by shares | Live |
| FL Mobile Hong Kong Limited | Private company limited by shares | Live |
| GPL MOBILE HONG KONG LIMITED | Private company limited by shares | Live |
| EXC MOBILE HONG KONG LIMITED | Private company limited by shares | Live |
| HSD Mobile (Hong Kong) Company Limited | Private company limited by shares | Live |
| Gigaset Mobile (Hong Kong) Limited | Private company limited by shares | Live |
| 139 Mobile Internet (Hong Kong) Limited | Private company limited by shares | Dissolved |
| Mobile Beauty Hong Kong & Macau Limited | Private company limited by shares | Live |
| HONG KONG MOBILE MEDICAL MANAGEMENT COMPANY LIMITED | Private company limited by shares | Live |
| HONG KONG MANGO MOBILE LIMITED | Private company limited by shares | Live |
| MOBILE MEDIUM (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| Mint Mobile Hong Kong Limited | Private company limited by shares | Live |
| Panda Mobile (Hong Kong) Limited | Private company limited by shares | Live |
| Mobile Parts Direct Hong Kong Limited | Private company limited by shares | Live |
| Hong Kong Mobile Payment Service Company Limited | Private company limited by shares | Live |
| RedTea Mobile (Hong Kong) Limited | Private company limited by shares | Live |
| HONG KONG MOBILE SERVICE LIMITED | Private company limited by shares | Live Commenced dormancy on 01-Jan-1999 |
| HONG KONG MOBILE SOLUTIONS LIMITED | Private company limited by shares | Dissolved |
| SOUTHCOM MOBILE (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| Mobile Star (Hong Kong) Limited | Private company limited by shares | Live |
| MOBILE STREAMS (HONG KONG) LIMITED | Private company limited by shares | Live |
| Hong Kong Ark Mobile Technology Limited | Private company limited by shares | Live |
| Hong Kong Mobile Payment Technology Company Limited | Private company limited by shares | Live |
| TouchType Mobile (Hong Kong) Limited | Private company limited by shares | Live |
| China Mobile Hong Kong Treasury Company Limited | | Live |
| Vision Mobile Hong Kong Limited | Private company limited by shares | Live |
| Willile Mobile Hong Kong Limited | Private company limited by shares | Live |
| YUUU MOBILE (HONG KONG) LIMITED | Private company limited by shares | Live |
| Mobile HongChing Limited | Private company limited by shares | Live |
| HONGKONG ALTAI MOBILE TECHNOLOGY LIMITED | | Live |
| HONGKONG WISDOM MOBILE CHAINS CO., LIMITED | Private company limited by shares | Live |
| CHOMMIE MOBILE HONGKONG CO., LIMITED | Private company limited by shares | Dissolved |
| V-3 MOBILE (HONGKONG) CO., LIMITED | Private company limited by shares | Live |
| GC MOBILE (HONGKONG) CO., LIMITED | Private company limited by shares | Live |
| MECLOUD MOBILE (HONGKONG) CO., LIMITED | | Live |
| HongKong Sunflower Mobile Co., Limited | | Live |
| HONGKONG JMINI MOBILE Technology Co., Limited | Private company limited by shares | Live |
| HONGKONG MOBILE UNION CO., LIMITED | Private company limited by shares | Dissolved |
| Wings Mobile HongKong Co., Limited | Private company limited by shares | Live |
| HONGKONG CHECHEN MOBILE VEHICLE DECORATION LIMITED | Private company limited by shares | Dissolved |
| HONGKONG EXCELLENT MOBILE COMPANY LIMITED | Private company limited by shares | Live |
| SIANO MOBILE GROUP (HONGKONG) LIMITED | Private company limited by shares | Live |
| HongKong Ilas Mobile Internet Technology Limited | Private company limited by shares | Live |
| HONGKONG MOBILE INTERACTIVE LIMITED | Private company limited by shares | Live |
| HONGKONG KLINK MOBILE TECHNOLOGIES LIMITED | Private company limited by shares | Live |
| HONGKONG KOALA MOBILE LIMITED | Private company limited by shares | Live |
| Hongkong Mobile Point Limited | Private company limited by shares | Live |
| HONGKONG MOBILE INTELLIGENT BUSINESS SCHOOL LIMITED | Private company limited by shares | Live |
| SSITTA Mobile Technology (HongKong) Co., Limited | Private company limited by shares | Live |
| Mobile Stone (Hongkong) Limited | Private company limited by shares | Live |
| HongKong Sunlight Mobile Limited | Private company limited by shares | Live |
| Hongkong Mobile Tech Limited | Private company limited by shares | Live |
| ICE MOBILE TECHNOLOGIES HONGKONG LIMITED | Private company limited by shares | Dissolved |
| HONGKONG CHEETAH MOBILE TECHNOLOGY LIMITED | Private company limited by shares | Live |
| HONGKONG RT MOBILE TECHNOLOGY CO., LIMITED | | Live |
| Hongkong Nexis Mobile Technology Limited | | Live |
| HONGKONG WISDOM MOBILE TECHNOLOGY LIMITED | Private company limited by shares | Live |
| HONGKONG CITY MOBILE TRADING CO., LIMITED | Private company limited by shares | Live |
| HONOUR FINE MOBILE COMPONENTS COMPANY LIMITED | Private company limited by shares | Live |
| HONYAS MOBILE ENTERTAINMENT LIMITED | Private company limited by shares | Dissolved |
| HORIZON MOBILE LIMITED | Private company limited by shares | Live |
| ALLWIN MOBILE HOUSING CO., LIMITED | Private company limited by shares | Live |
| ALLWIN MOBILE HOUSING (ASIA) CO., LIMITED | Private company limited by shares | Dissolved |
| HUMANOID MOBILE LIMITED | Private company limited by shares | Live |
| TCT Mobile Hungary Holdings Limited | Private company limited by shares | Live |
| Husky Mobile Limited | Private company limited by shares | Live |
| ICON MOBILE LIMITED | Private company limited by shares | Live |
| IDEN MOBILE LIMITED | Private company limited by shares | Dissolved |
| MOBILE IMAGE TECH COMPANY LIMITED | Private company limited by shares | Live |
| Mobile Imaging Asia Limited | Private company limited by shares | Live |
| HK IMMORTAL MOBILE LIMITED | Private company limited by shares | Live |
| MOBILE INDUSTRIAL CO., LIMITED | Private company limited by shares | Live |