| NISSEI (CHINA) ARCHITECTURAL & CONSTRUCTION LIMITED | Private company limited by shares | Dissolved |
| NISSEI ELECTRIC COMPANY LIMITED | Private company limited by shares | Live |
| NISSEI ELECTRIC (H.K.) COMPANY LIMITED | Private company limited by shares | Live |
| NISSEI ELECTRONICS (HONG KONG) CO., LIMITED | Private company limited by shares | Live |
| NISSEI ELECTRIC GROUP CO., LIMITED | Private company limited by shares | Live |
| NISSEI Y&M (H.K.) COMPANY, LIMITED | Private company limited by shares | Live |
| NISSEI INTERNATIONAL (HK) LIMITED | Private company limited by shares | Dissolved |
| HONG KONG EK CHOR NISSEI COMPANY LIMITED | Private company limited by shares | Live |
| Hong Kong Nissei Electric Co. Limited | Private company limited by shares | Dissolved |
| NISSEI GROUP (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| NISSEI INVESTMENTS (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| NISSEI HONG KONG COMPANY, LIMITED | Private company limited by shares | Dissolved |
| NISSEI (HONG KONG) COMPANY LIMITED | Private company limited by shares | Live |
| NISSEI PLASTIC (HONG KONG) LIMITED | Private company limited by shares | Live |
| NISSEI LEASING HONG KONG LIMITED | Private company limited by shares | Dissolved |
| NISSEI PRECISION TECHNOLOGY (HONG KONG) COMPANY LIMITED | Private company limited by shares | Live |
| NISSEI USHIYAMA (HONG KONG) LIMITED | Private company limited by shares | Live |
| NISSEI INDUSTRIAL CORPORATION LIMITED | Private company limited by shares | Dissolved |
| NISSEI INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| NISSEI MANAGEMENT (HONGKONG) LIMITED | Private company limited by shares | Dissolved |
| NISSEI PRECISION LIMITED | Private company limited by shares | Live |
| SHIN NISSEI PRODUCTS, (H.K.) LIMITED | Private company limited by shares | Dissolved |
| NISSEI SHOJI KAISHA COMPANY LIMITED | Private company limited by shares | Dissolved |
| NISSEI SYSTEMS LIMITED | Private company limited by shares | Dissolved |
| NISSEI TECHNOLOGY (HK) LIMITED | Private company limited by shares | Live |
| NISSEI TRADING LIMITED | Private company limited by shares | Dissolved |
| NISSEI.COM COMPANY LIMITED | Private company limited by shares | Dissolved |