| PINGYUAN KABUSHIKI KAISHA HK CO., LIMITED | Private company limited by shares | Live |
| NIHON SHOJI KAISHA LIMITED | Private company limited by shares | Dissolved |
| TRADE WORK KABUSHIKI KAISHA LIMITED | Private company limited by shares | Dissolved |
| KAISHALL ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| Kaishan Investment (Hong Kong) Co. Limited | Private company limited by shares | Live |
| KAISHANG TRADING CO., LIMITED | Private company limited by shares | Live |
| Kaishang Trading Co., Limited | | Live |
| HONGKONG KAISHANG MACHINERY & EQUIPMENT LIMITED | Private company limited by shares | Live |
| HONGKONG KAISHANG INT'L TRADING LIMITED | Private company limited by shares | Live |
| Kaishang Electronic Technology Co., Limited | Private company limited by shares | Live |
| USA KAISHANG GROUP ENERGY TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |