| China Economic Preparation Development Group Limited | | Live |
| GOOD PREPARATION COMPANY LIMITED | Private company limited by shares | Dissolved |
| Mainland Hong Kong Macau Arts & Culture Youth Alliance Preparation Committee Limited | Company limited by guarantee | Live |
| Guangdong & Hongkong Medical Preparation Center Limited | | Live |
| INTERNATIONAL SURFACE PREPARATION ASIA LIMITED | Private company limited by shares | Live |
| LSAGunner Preparation Limited | | Live |
| MODERN MEDICAL PREPARATION CO., LIMITED | Private company limited by shares | Live |
| China Medical Nutrition Preparation Co., Limited | Private company limited by shares | Live |
| BOTTGER PHARMACEUTICAL & COSMETIC PREPARATION LIMITED | Private company limited by shares | Live |
| S. E. A. SCHOLASTIC PREPARATION LIMITED | Private company limited by shares | Dissolved |
| Sino-European Forum Preparation Limited | Private company limited by shares | Dissolved |
| University Preparation Limited | Private company limited by shares | Live |