| Flask Limited | Private company limited by shares | Live |
| Flask Gifts Co., Limited | Private company limited by shares | Live |
| GOLDEN FLASK ENTERPRISE LIMITED | Private company limited by shares | Live |
| GOLDEN FLASK MANUFACTURING CO. LIMITED | Private company limited by shares | Live |
| YES FLASK HOUSEHOLD CO., LIMITED | | Live |
| JINSONG HIP FLASK MADE CO., LIMITED | Private company limited by shares | Live |
| JINSONG HIP FLASK MADE CO., LIMITED | | Live |
| WEI YIT VACUUM FLASK MANUFACTORY LIMITED | Private company limited by shares | Live |
| PHOENIX VACUUM FLASK COMPANY LIMITED | Private company limited by shares | Live |
| ASIA VACCUM FLASK FACTORY LIMITED | Private company limited by shares | Dissolved |
| YUNG YIP VACUUM FLASK MANUFACTURING COMPANY LIMITED | Private company limited by shares | Dissolved |
| FLASKABLE LIMITED | Private company limited by shares | Live |