| HAITECH INTERNATIONAL CO., LIMITED | Private company limited by shares | Live |
| Haitech Solar (Hong Kong) Co., Limited | Private company limited by shares | Live |
| CHINA HAITECH INFORMATION TECHNOLOGY CORP., LIMITED | Private company limited by shares | Live |
| Haitech Technology Co., Limited | | Live |
| HAITECH INFORMATION TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| HAITEL GROUP LIMITED | Private company limited by shares | Live |
| HAITELI TRADE CO., LIMITED | Private company limited by shares | Live |
| HAITELI AUTOMATION TECHNOLOGY (HONG KONG) LIMITED | Private company limited by shares | Live |
| HME HAITEM FASHION LIMITED | | Live |
| HAITEN CO., LIMITED | Private company limited by shares | Live |
| HAITEN ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| HK HAITENGHUISHENG ELECTRONICS LIMITED | Private company limited by shares | Live |
| HAITEX Limited | Private company limited by shares | Live |