| ASIA IRRIGATION COMPANY LIMITED | Private company limited by shares | Dissolved |
| ASSOCIATED IRRIGATION MANUFACTURERS LIMITED | Private company limited by shares | Live |
| CHINA IRRIGATION LIMITED | Private company limited by shares | Live |
| CHRISTENSEN IRRIGATION (HONG KONG) LIMITED | Private company limited by shares | Live |
| AMERICA ZUOEN IRRIGATION INT'L GROUP CO., LIMITED | Private company limited by shares | Dissolved |
| China Irrigation And Drainage Enterprises Association Limited | Private company limited by shares | Live |
| A I GREEN IRRIGATION & ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| IRRIGATION HOLDING GROUP LIMITED | | Live |
| WO.SMITH (HK) INT'L IRRIGATION WORKS GROUP LIMITED | Private company limited by shares | Live |
| ORBIT IRRIGATION PRODUCTS LIMITED | Private company limited by shares | Dissolved |
| Shanghai Huawei Water Saving Irrigation Co., Limited | Private company limited by shares | Dissolved |
| PREVOST STAMPER IRRIGATION LIMITED | Private company limited by shares | Live |