| JACKTOP INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| JACKUAN ELECTRONICS TECHNOLOGY (HK) CO., LIMITED | Private company limited by shares | Live |
| MIGHTY JACK-UP LIMITED | Private company limited by shares | Live |
| JACKVIEW LIMITED | Private company limited by shares | Live |
| JACKVIEW INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| UK JACKVISS DRESS LIMITED | Private company limited by shares | Live |
| JACKWAH HONG KONG LIMITED | Private company limited by shares | Live |
| JACKWAY LIMITED | Private company limited by shares | Dissolved |
| JACKWAY LIMITED | Private company limited by shares | Live |
| JACK-WAY INTERNATIONAL COMMUNICATION GROUP LIMITED | Private company limited by shares | Live |
| JACKWAY INDUSTRIAL CO., LIMITED | Private company limited by shares | Live |
| JACKWAY INTERNATIONAL LIMITED | Private company limited by shares | Live |
| JACKWELL LIMITED | Private company limited by shares | Live |
| Jackwell Automation (HK) Co., Limited | Private company limited by shares | Live |
| JACKWELL GROUP LIMITED | Private company limited by shares | Live |
| USA JACKWELL GROUP CO., LIMITED | Private company limited by shares | Dissolved |
| JACKWELL (HONG KONG) LIMITED | Private company limited by shares | Live |
| Jackwell (Hong Kong) Technology Co., Limited | Private company limited by shares | Live |
| JACKWELL INDUSTRIAL LIMITED | Private company limited by shares | Live |
| JACKWELL INTERNATIONAL LIMITED | Private company limited by shares | Live |
| JACKWELL INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| Jackwill Company Limited | Private company limited by shares | Live |
| JACKWIN LIMITED | Private company limited by shares | Dissolved |
| JACKWOOD LIMITED | Private company limited by shares | Live |
| JACKWOOD ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| JACKY LIMITED | Private company limited by shares | Dissolved |
| JACKY COMPANY LIMITED | Private company limited by shares | Live |
| SAM & JACKY COMPANY LIMITED | Private company limited by shares | Dissolved |
| Jacky CNY Limited | Private company limited by shares | Live |
| DAISY & JACKY INVESTMENT LIMITED | | Live |
| Nikus & Jacky Limited | Private company limited by shares | Live |
| JACKYARD INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| JACKY.C LIMITED | | Live |
| CHUI ZIT CIU JACKYMAN LIMITED | | Live |
| Jack&You International Investment Group Limited | Private company limited by shares | Live |
| JACKY'S JEWELLERY LIMITED | Private company limited by shares | Live |
| Jacky's Oyster Bar Limited | Private company limited by shares | Live |
| JACKY'S PRODUCTS LIMITED | Private company limited by shares | Dissolved |