| PRO-E LIMITED | Private company limited by shares | Live |
| ProE HK Limited | | Live |
| Pro-E Capital Hong Kong Limited | Private company limited by shares | Live |
| PRO-E TECHNOLOGY LIMITED | Private company limited by shares | Live |
| ProEagle Limited | | Live |
| PRO-EARN INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| PRO-EASE LIMITED | Private company limited by shares | Live |
| PRO-EAST LIMITED | Private company limited by shares | Dissolved |
| PROEAST ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| PRO-EAST ENTERTAINMENT LIMITED | Private company limited by shares | Live |
| PROEAST PROPERTIES LIMITED | Private company limited by shares | Dissolved |
| HONGKONG PROEASY INDUSTRY AND TRADING CO., LIMITED | Private company limited by shares | Live |
| PROEASY INVESTMENTS LIMITED | Private company limited by shares | Live |
| Pro-Ec Limited | Private company limited by shares | Dissolved |
| PROECO LIMITED | Private company limited by shares | Live |
| PRO-ECO ENGINEERING LIMITED | Private company limited by shares | Live |
| PROED LIMITED | Private company limited by shares | Dissolved |
| PROED LIMITED | Private company limited by shares | Live |
| PRO-ED SOLUTIONS CO., LIMITED | Private company limited by shares | Live |
| PRO-ED PRODUCTIONS LIMITED | Private company limited by shares | Dissolved |
| Pro-Ed Learning & Therapy Centre Limited | Private company limited by shares | Live |
| Proedge Limited | Private company limited by shares | Live |
| PROEDMIC COMPANY LIMITED | Private company limited by shares | Dissolved |
| ProEdu Education Centre Limited | Private company limited by shares | Live |
| GLOBAL PRO-EDU & ASSESSMENT HUB LIMITED | Private company limited by shares | Live |
| ProEdu International Limited | Private company limited by shares | Live |
| ProEdu Learning Centre Limited | Private company limited by shares | Live |
| ProEdu Technology Limited | Private company limited by shares | Live |
| Pro-Eedor Company Limited | Private company limited by shares | Live |
| KOREA PROEIAE BIOLOGY TECH. LIMITED | Private company limited by shares | Dissolved |
| Proelec Trading (HK) Limited | Private company limited by shares | Live |
| PROELIN CO., LIMITED | Private company limited by shares | Live |
| PRO-ELITE TECHNOLOGY LIMITED | Private company limited by shares | Live |
| PROELIUM Engineering Limited | Private company limited by shares | Live |
| CHINA PROEM (HOLDING) LIMITED | Private company limited by shares | Dissolved |
| CHINA PROEM SHIPPING COMPANY LIMITED | Private company limited by shares | Dissolved |
| A Pro-energy Limited | Private company limited by shares | Dissolved |
| Proenergy Doors Limited | Private company limited by shares | Live |
| PROENG COMPANY LIMITED | Private company limited by shares | Live |
| ProEngineering Limited | Private company limited by shares | Dissolved |
| SAMSON PRO-ENGINEERING LIMITED | Private company limited by shares | Live |
| QingXin Pro-Environment Group Holding Limited | Private company limited by shares | Live |
| SHANGHAI YUANSHENGKANG PRO-ENVIRONMENT TECHNOLOGY LIMITED | Private company limited by shares | Live |
| PINE FOREST PRO-ENVIRONMENT TECHNOLOGY LIMITED | Private company limited by shares | Live |
| PRO-ENVIROTEC LIMITED | Private company limited by shares | Dissolved |
| PROENZYME NEWS LIMITED | Private company limited by shares | Dissolved |
| Proethics International Company Limited | Private company limited by shares | Live |
| ProEvent Limited | Private company limited by shares | Live |
| PRO-EVENTS LIMITED | Private company limited by shares | Dissolved |
| ProEvolutec Limited | Private company limited by shares | Live |
| Pro-Excelsior Limited | Private company limited by shares | Live |
| Proeyes 100 Limited | Private company limited by shares | Dissolved |
| PROEZA COMPANY LIMITED | Private company limited by shares | Live |