| NORTH MAILITE INDUSTRIAL GROUP CO., LIMITED | Private company limited by shares | Live |
| MAILLAND LIMITED | Private company limited by shares | Dissolved |
| MAILLON GROUP LIMITED | Private company limited by shares | Dissolved |
| MAILMAN LIMITED | Private company limited by shares | Dissolved |
| MAILMART LIMITED -THE- | Private company limited by shares | Dissolved |
| MAIL-MATCH INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| MAILO ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| Mailober Group Limited | Private company limited by shares | Live |
| HK MAILOIHOI LIMITED | Private company limited by shares | Live |
| MAILON INDUSTRIAL CO., LIMITED | Private company limited by shares | Live |
| MAILON INDUSTRIES CO., LIMITED | Private company limited by shares | Dissolved |
| MAILONE TRADING COMPANY LIMITED | Private company limited by shares | Live |
| Mailong Limited | Private company limited by shares | Live |
| DONGGUAN MAILONG FURNITURE CO., LIMITED | Private company limited by shares | Live |
| MAILONG TECHNOLOGY LIMITED | Private company limited by shares | Live |
| MAILONG VALVE CO., LIMITED | Private company limited by shares | Dissolved |
| MOT - MAILORDER PROMOTIONAL GIMMICKS CO. LIMITED | Private company limited by shares | Dissolved |
| PACIFIC MAIL-ORDER SYSTEM LIMITED | Private company limited by shares | Dissolved |
| MAILORDER TRENDS CO. LIMITED | Private company limited by shares | Live |
| UNITED MAILORDER LIMITED | Private company limited by shares | Live |
| NICHOLS MAILORDERS AND EXPORTERS LIMITED | Private company limited by shares | Live |
| MAILove Limited | Private company limited by shares | Live |
| MAILPOWER (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| MAILPOWER TECHNOLOGY CO., LIMITED | Private company limited by shares | Dissolved |
| MAILSMART LIMITED | Private company limited by shares | Live |
| Germany Mailson Chem (Hong Kong) Co Limited | Private company limited by shares | Live |
| MAILTEK LIMITED | Private company limited by shares | Dissolved |
| MailTight Limited | Private company limited by shares | Live |
| MAILY COMPANY LIMITED | Private company limited by shares | Dissolved |
| MAILY ENTERPRISES LIMITED | Private company limited by shares | Dissolved |