| LANZHOU COMPANY LIMITED | Private company limited by shares | Dissolved |
| BEIJING LANZHOU (HK) TEXTILE LIMITED | Private company limited by shares | Live |
| CHIA TAI LANZHOU COMPANY LIMITED | Private company limited by shares | Dissolved |
| CHINA LANZHOU JINCHENG CO., LIMITED | Private company limited by shares | Live |
| CHINA LANZHOU MAJI CATERING CO., LIMITED | Private company limited by shares | Live |
| CHINA LANZHOU BEEF NOODLES CO., LIMITED | Private company limited by shares | Live |
| LANZHOU NEW AREA FREE TRADE ZONE HIGO CO., LIMITED | Private company limited by shares | Live |
| Lanzhou World Trading (HK) Investment and Development Co., Limited | Private company limited by shares | Live |
| Lanzhou Oriental Education Group (HK) Limited | | Live |
| JOSCO LANZHOU SHIPPING (HK) COMPANY LIMITED | Private company limited by shares | Live |
| HONG KONG LANZHOU CNPC INVESTMENT SHARE LIMITED | Private company limited by shares | Dissolved |
| LANZHOU LANGUANG (HONGKONG) BUSINESS LIMITED | Private company limited by shares | Live |
| Hongkong Lanzhou Trading Co., Limited | Private company limited by shares | Live |
| LANZHOU KEHAI PETROCHEMICAL INSTRUMENT CO., LIMITED | Private company limited by shares | Dissolved |
| 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 |