| SEASHELL VACUUM CO., LIMITED | Private company limited by shares | Live |
| SEASHELL ELECTRONIC LIMITED | Private company limited by shares | Live |
| Seashell Biotech (HK) Limited | Private company limited by shares | Live |
| SEASHELL INDUSTRIAL CO., LIMITED | Private company limited by shares | Live |
| SeaShell Oil (International) Company Limited | Private company limited by shares | Live |
| SEASHELL SHIPPING LIMITED | Private company limited by shares | Live |
| Seashell Solutions Limited | | Live |
| ShenZhen Seashell Technology Co., Limited | Private company limited by shares | Live |
| FRENCH SEASHELL (HONGKONG) TRADE CO., LIMITED | Private company limited by shares | Live |
| Seashell International Trade Limited | Private company limited by shares | Live |
| SEASHELL VENTURE PARTNERS LIMITED | Private company limited by shares | Live |