| KAITAI APPLIANCES LIMITED | Private company limited by shares | Live |
| KAITAI ENTERPRISE CO., LIMITED | Private company limited by shares | Dissolved |
| Kaitai Network Co., Limited | | Live |
| KAITAI INVESTMENT HOLDING LIMITED | Private company limited by shares | Live |
| KAITAI MICROELECTRONICS LIMITED | | Live |
| QINGDAO KAITAI ENTERPRISE LIMITED | Private company limited by shares | Live |
| HK KAITAI AICAI TECHNOLOGY LIMITED | Private company limited by shares | Live |
| KAITAI UNITED TRADING LIMITED | Private company limited by shares | Dissolved |
| KAITAI UNITED COMPANY LIMITED | Private company limited by shares | Dissolved |
| KAITAI UNITED COMPANY LIMITED | Private company limited by shares | Dissolved |