| Company Name | Type | Status |
|---|---|---|
| B.T.A. ADVERTISING LIMITED | Private company limited by shares | Dissolved |
| BTAHK COMPANY LIMITED | Private company limited by shares | Live |
| BTAI PLASTIC & HARDWARE INDUSTRY CO., LIMITED | Private company limited by shares | Live |
| BTAI ELECTRONIC TECH LIMITED | Private company limited by shares | Live |
| BTAN LIMITED | Private company limited by shares | Live |
| Hong Kong Btarbox Technology Limited | Live |