| Optimal Trading Limited | Private company limited by shares | Live |
| OPTIMAL - J TRADING LIMITED | Private company limited by shares | Live |
| DO OPTIMAL TRADING CO., LIMITED | Private company limited by shares | Live |
| Century Optimal Trading Co., Limited | | Live |
| OPTIMAL FOCUS TRADING LIMITED | Private company limited by shares | Live |
| OPTIMAL SOURCES TRADING LIMITED | Private company limited by shares | Live |
| OPTIMAL LINGUAL TRANSLATIONS LIMITED | Private company limited by shares | Live |
| True Optimal Limited | | Live |
| FRANCE UNIVERSAL OPTIMAL PRODUCT GROUP LIMITED | Private company limited by shares | Live |
| OPTIMAL VANTAGE LIMITED | Private company limited by shares | Live |
| Zhongyin Optimal Cosmetic Co., Limited | Private company limited by shares | Live |
| OPTIMALLY HOLDING COMPANY LIMITED | Private company limited by shares | Dissolved |
| OptimalStocks.com. Limited | Private company limited by shares | Dissolved |