| ATOP COMPANY LIMITED | Private company limited by shares | Live |
| BIG ATOP LIMITED | Private company limited by shares | Dissolved |
| Atop one Limited | | Live |
| Atop Aesthetic Limited | | Live |
| A-TOP ELECTRONICS CO., LIMITED | Private company limited by shares | Dissolved |
| A-TOP Electronics CO., Limited | Private company limited by shares | Live |
| Atop Dongguan Electronics Co., Limited | Private company limited by shares | Live |
| ATOP TENT CO., LIMITED | Private company limited by shares | Live |
| ATOP TRADE CO., LIMITED | Private company limited by shares | Live |
| ATOP DECO LIMITED | Private company limited by shares | Live |
| ATOP DECOR LIMITED | Private company limited by shares | Dissolved |
| ATOP INNOVATION ENTERPRISE LIMITED | Private company limited by shares | Live |
| A-TOP ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| ATOP EYEWEAR CO. LIMITED | Private company limited by shares | Live |
| A-Top Global Trading Limited | Private company limited by shares | Live |
| A-TOP INNOVATION GROUP LIMITED | Private company limited by shares | Live |
| A-TOP MEDICAL GROUP LIMITED | Private company limited by shares | Live |
| ATOP Health Limited | Private company limited by shares | Live |
| A-TOP INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| ATOP INDUSTRIAL GROUP LIMITED | Private company limited by shares | Live |
| ATOP ALL INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| ATOP Technologies (Hong Kong) Limited | Private company limited by shares | Live |
| Atop Limulus Limited | Private company limited by shares | Live |
| ATOP MANAGEMENT & CONSULTING CO., LIMITED | Private company limited by shares | Dissolved |
| A-TOP NETWORKING LIMITED | Private company limited by shares | Dissolved |
| Atop Yi Pain Rehabilitation Center Limited | Private company limited by shares | Live |
| ATOP RESOURCES LIMITED | Private company limited by shares | Live |
| Atop Slim Beauty Limited | Private company limited by shares | Live |
| SUCCESS ATOP LIMITED | Private company limited by shares | Live |
| A-TOP TECHNOLOGIES LIMITED | Private company limited by shares | Dissolved |
| ATOP NANO TECHNOLOGY LIMITED | Private company limited by shares | Live |
| A-TOP TRADING LIMITED | Private company limited by shares | Dissolved |
| ATOP (TRADING) LIMITED | Private company limited by shares | Live |
| Atop1 Limited | | Live |
| ATOPCO LIMITED | Private company limited by shares | Dissolved |
| ATOPGOLD GROUP CO., LIMITED | Private company limited by shares | Live |
| ATOPIA LIMITED | Private company limited by shares | Live |
| ATOPRINTING COMPANY LIMITED | Private company limited by shares | Live |
| ATOPRO LIMITED | Private company limited by shares | Live |
| ATOPRO GROUP LIMITED | Private company limited by shares | Live |
| Atopt Limited | Private company limited by shares | Live |
| ATOPTEX CO., LIMITED | Private company limited by shares | Live |