| ZHONGGANG CENTURY LIMITED | Private company limited by shares | Live |
| ZHEJIANG CHANGXING ZHONGGANG POWER SUPPLY LIMITED | Private company limited by shares | Dissolved |
| CHINA ZHONGGANG GROUP CORPORATION LIMITED | Private company limited by shares | Live |
| HUTONG ZHONGGANG TRANSPORT LIMITED | Private company limited by shares | Live |
| ZHONGGANG HUAREN INVESTMENT LIMITED | Private company limited by shares | Live |
| NANBEITONG (ZHONGGANG) LIMITED | Private company limited by shares | Live |
| ZHONGGANG SHIPPING LIMITED | Private company limited by shares | Live |
| HK ZHONGGANG TRADE LIMITED | Private company limited by shares | Live |
| ZHONGGANGCHUANG TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| ZHONGGANGLIAN GROUP HOLDING (HK) LIMITED | Private company limited by shares | Dissolved |
| ZHONGGANGPAI ONE-STOP SERVICE LIMITED | Private company limited by shares | Live |
| Hong Kong Zhonggangwan Trade Co., Limited | Private company limited by shares | Live |