| GO UPGRADE LIMITED | Private company limited by shares | Live |
| UPGRADE COMPANY LIMITED | Private company limited by shares | Live |
| UPGRADE ART LIMITED | Private company limited by shares | Live |
| WIN UPGRADE LIMITED | Private company limited by shares | Live |
| UPGRADE BEST BUY CO. LIMITED | Private company limited by shares | Dissolved |
| BEST UPGRADE LIMITED | Private company limited by shares | Live |
| Upgrade Biopolymers Limited | | Live |
| Upgrade Capital Limited | Private company limited by shares | Live |
| Care Upgrade Company Limited | | Live |
| UPGRADE CLEANING SERVICE LIMITED | Private company limited by shares | Live |
| Shanghai Home Upgrade Network Technology Co., Limited | Private company limited by shares | Live |
| HONGKONG JZ POWER AUTOMOTIVE UPGRADE SERVICE CO., LIMITED | Private company limited by shares | Live |
| UPGRADE COLLECTION LIMITED | Private company limited by shares | Dissolved |
| UPGRADE DESIGN LIMITED | Private company limited by shares | Live |
| UPGRADE EDUCATION CENTRE LIMITED | Private company limited by shares | Live |
| UPGRADE ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| EXECUTIVE UPGRADE LIMITED | Private company limited by shares | Dissolved |
| FULL UPGRADE LIMITED | Private company limited by shares | Live |
| GOLD UPGRADE LIMITED | Private company limited by shares | Live |
| Hong Kong Power Train Upgrade Limited | Private company limited by shares | Live |
| UPGRADE INVESTMENT LIMITED | Private company limited by shares | Live |
| KOREA UPGRADE (HK) INT'L GROUP LIMITED | Private company limited by shares | Dissolved |
| UPGRADE MACHINERY LIMITED | Private company limited by shares | Dissolved |
| UPGRADE MANUFACTORY COMPANY LIMITED | Private company limited by shares | Live |
| UPGRADE NATION LIMITED | Private company limited by shares | Dissolved |
| UPGRADE PROPERTIES LIMITED | Private company limited by shares | Dissolved |
| UPGRADE SHIPPING COMPANY LIMITED | Private company limited by shares | Dissolved |
| UPGRADE SOLUTIONS LIMITED | Private company limited by shares | Dissolved |
| Upgrade Technology Limited | | Live |
| TOTAL UPGRADE LIMITED | Private company limited by shares | Live |
| NEXT UPGRADES HK LIMITED | Private company limited by shares | Live |