| SUNON LIMITED | Private company limited by shares | Live |
| SUNON (CHINA) LIMITED | Private company limited by shares | Dissolved |
| HEBEI SUNON WIRE CLOTH CO., LIMITED | Private company limited by shares | Live |
| SUNON KYOUWA MOLD CO., LIMITED | Private company limited by shares | Dissolved |
| SUNON OFFICE CO., LIMITED | Private company limited by shares | Dissolved |
| SunOn Power Co., Limited | Private company limited by shares | Live |
| SUNON DEVELOP LIMITED | Private company limited by shares | Dissolved |
| SUNON DEVELOPMENT LIMITED | Private company limited by shares | Live |
| SUNON DEVELOPMENT HONG KONG COMPANY LIMITED | Private company limited by shares | Live |
| SUNON TECHNOLOGY DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| SUNON ELECTRONIC LIMITED | Private company limited by shares | Live |
| HK SUNON ELECTRONICS CO., LIMITED | Private company limited by shares | Live |
| SUNON ELECTRONICS (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| SUNON ENERGY GROUP LIMITED | Private company limited by shares | Dissolved |
| SUN-ON EQUIPMENT PTY LIMITED | Private company limited by shares | Live |
| SUN-ON EQUIPMENT CO., LIMITED | Private company limited by shares | Dissolved |
| sunon furniture Limited | Private company limited by shares | Live |
| Sunon Green Pack Limited | Private company limited by shares | Live |
| Sunon Healthcare Group Limited | Private company limited by shares | Live |
| Sunon (HK) Eternality Shipping Co., Limited | Private company limited by shares | Live |
| Sunon (HK) Prosperity Shipping Co., Limited | Private company limited by shares | Live |
| SUNON GROUP (H.K.) COMPANY LIMITED | Private company limited by shares | Dissolved |
| SUNON HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| SUNON (HONGKONG) COMMERCE CO., LIMITED | Private company limited by shares | Live |
| HONGKONG SUNON GROUP CO., LIMITED | Private company limited by shares | Live |
| Sunon (Hongkong) International Company Limited | Private company limited by shares | Live |
| SUNON INDUSTRIAL LIMITED | Private company limited by shares | Live |
| SUNON INDUSTRIAL GROUP LIMITED | Private company limited by shares | Live |
| SUNON INTERNATIONAL CAPITAL LIMITED | Private company limited by shares | Dissolved |
| SUNON INTERNATIONAL CO., LIMITED | Private company limited by shares | Live |
| Sunon International Development Co., Limited | Private company limited by shares | Live |
| SUNON INTERNATIONAL GROUP LIMITED | Private company limited by shares | Live |
| SUNON INTERNATIONAL TRADING LIMITED | Private company limited by shares | Dissolved |
| SUNON LEADING CO., LIMITED | Private company limited by shares | Live |
| SUNON LEADING INTERNATIONAL CO., LIMITED | Private company limited by shares | Live |
| SUNON MANUFACTURING GROUP LIMITED | Private company limited by shares | Live |
| SUNON ASIA PACIFIC LIMITED | Private company limited by shares | Dissolved |
| SUNON QT POWER COMPANY LIMITED | | Live |
| SUNON SEMICON CO., LIMITED | Private company limited by shares | Live |
| SUNON SOLAR LIMITED | Private company limited by shares | Live |
| Sunon Technology HK Limited | Private company limited by shares | Live |
| HK SUNON TECHNOLOGY LIMITED | | Live |
| SUNON TOOL AND PLASTICS CO., LIMITED | Private company limited by shares | Dissolved |
| SUN-ON-CITY TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| Sunone HK Limited | Private company limited by shares | Live |
| Sunons Limited | | Live |
| SUNONWEALTH INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |