| HK LANZHOU INTERNATIONAL SHIPPING CO., LIMITED | Private company limited by shares | Live |
| LANZHOU RESOURCES INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| GANSU LANZHOU TIANSHENG LUBRICATING OIL LIMITED | Private company limited by shares | Dissolved |
| Lanzhou Beef Noodles Limited | | Live |
| CHINA OIL LANZHOU PETROCHEMICAL LIMITED | Private company limited by shares | Live |
| GANSU LANZHOU TIANJIN LUBRICATING OIL LIMITED | Private company limited by shares | Dissolved |
| LANZHOU TIANYI LUBRICATING OIL CO., LIMITED | Private company limited by shares | Dissolved |
| LANZHOU JINRONG TRADING LIMITED | Private company limited by shares | Live |
| LANZHOU YONGTIAN MOTORABLE EQUIPMENT CO. LIMITED | Private company limited by shares | Dissolved |
| LANZIWU CO., LIMITED | Private company limited by shares | Live |
| LANZO DESIGN LIMITED | | Live |
| LANZO INDUSTRY CO., LIMITED | Private company limited by shares | Live |
| LANZO (ITALY) SANITATION THINGS INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| LANZONE LIMITED | Private company limited by shares | Live |
| HONG KONG LANZONI INTERNATIONAL GROUP LIMITED | Private company limited by shares | Live |
| Lanzu Hydropower Solution Limited | Private company limited by shares | Live |
| LANZUAN INT'L (HK) DEVELOPMENT LIMITED | Private company limited by shares | Live |
| LANZZO HONG KONG LIMITED | Private company limited by shares | Live |