| HK LANGCHEN BIOTECHNOLOGY LIMITED | Private company limited by shares | Live |
| LANGCHEN TRADING CO., LIMITED | | Live |
| LangChen Court Company Limited | Private company limited by shares | Live |
| USA Langchen Life Sciences Int'l Limited | Private company limited by shares | Live |
| Langchi M&E Company Limited | | Live |
| LANGCHI ENERGY (HONGKONG) CO., LIMITED | Private company limited by shares | Live Commenced dormancy on 01-Aug-2018 |
| LANGCHI (HK) LIMITED | Private company limited by shares | Live |
| LANGCHI XINCHUANG (HONG KONG) CO., LIMITED | Private company limited by shares | Dissolved |
| LANGCHI TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Langchuan Freight Co., Limited | Private company limited by shares | Live |
| GUANGZHOU LANGCHUAN ELECTRONICS MATERIALS LIMITED | Private company limited by shares | Live |
| HONG KONG LANGCHUN JEWELRY CO., LIMITED | Private company limited by shares | Live |