| TAIYO LIMITED | Private company limited by shares | Dissolved |
| TAIYO LIMITED | Private company limited by shares | Dissolved |
| TAIYO LIMITED | Private company limited by shares | Live |
| WE TAIYO LIMITED | Private company limited by shares | Live |
| TAIYO KOEKI (CHINA) LIMITED | Private company limited by shares | Dissolved |
| TAIYO NPS CO., LIMITED | Private company limited by shares | Live |
| DANDONG XINLONG TAIYO (HONGKONG) ENTERPRISE CO., LIMITED | Private company limited by shares | Dissolved |
| TAIYO DENSHI COMPANY LIMITED | Private company limited by shares | Dissolved |
| TAIYO ELECTRONIC LIMITED | Private company limited by shares | Live |
| TAIYO ENTERPRISE COMPANY, LIMITED | Private company limited by shares | Dissolved |
| TAIYO ENTERPRISES LIMITED | Private company limited by shares | Live |
| USA TAIYO GROUP LIMITED | Private company limited by shares | Live |
| KOREA TAIYO INT'L HEALTH INDUSTRY GROUP CO., LIMITED | Private company limited by shares | Dissolved |
| TAIYO INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| TAIYO MARINE LIMITED | Private company limited by shares | Live |
| TAIYO NAVIGATION COMPANY, LIMITED | Private company limited by shares | Dissolved |
| TAIYO TECH LIMITED | Private company limited by shares | Live |
| TAIYO TRADING COMPANY LIMITED | Private company limited by shares | Live |
| UNIQUE TAIYO HONG KONG LIMITED | Private company limited by shares | Live |
| TAIYO YUDEN ENTERPRISES COMPANY LIMITED | Private company limited by shares | Dissolved |
| TAIYOBO CO., LIMITED | Private company limited by shares | Live |
| TAIYOKEN LIMITED | Private company limited by shares | Live |
| TAIYON ENTERPRISES LIMITED | Private company limited by shares | Live |
| TAIYON INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| TAIYON ENTERPRISES (HONG KONG) LIMITED | Private company limited by shares | Live |
| TAIYON RESOURCES LIMITED | Private company limited by shares | Live |
| TAIYON TRADING LIMITED | Private company limited by shares | Live |
| TAIYOO METAL LIMITED | Private company limited by shares | Live |
| TAIYOR LIMITED | | Live |
| TAIYOSHA CO. LIMITED | Private company limited by shares | Dissolved |
| TAIYOU COOPERATION LIMITED | Private company limited by shares | Live |
| TAIYOU GROUP (HK) HOLDING LIMITED | | Live |
| HONG KONG TAIYOU INVESTMENT COMPANY LIMITED | Private company limited by shares | Live |
| Hong Kong Taiyou Travel Service Limited | | Live |
| TAIYOU INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| TAIYOU INDUSTRIAL CO., LIMITED | Private company limited by shares | Live |
| Taiyou Technology Co., LIMITED | Private company limited by shares | Live |
| TAIYOU TECHNOLOGY (HK) CO., LIMITED | Private company limited by shares | Live |