| Oil and Gas Posts Limited | Private company limited by shares | Dissolved |
| CHINA POST‘S & TELECOMMUNICATIONS CORPORATION LIMITED | Private company limited by shares | Live |
| POSTSCRIPT COMPANY LIMITED | Private company limited by shares | Live |
| POSTSCRIPT (F.E.) COMPANY LIMITED | Private company limited by shares | Dissolved |
| JOINT ADMISSIONS SCHEME FOR POST-SECONDARY INSTITUTIONS' COURSES | Company limited by guarantee | Dissolved |
| POSTSHING LIMITED | Private company limited by shares | Dissolved |
| POSTSILK LIMITED | Private company limited by shares | Dissolved |
| POSTSKY LIMITED | Private company limited by shares | Live |
| POSTSOFT LIMITED | Private company limited by shares | Dissolved |
| POSTSUN LIMITED | Private company limited by shares | Dissolved |