| Submarine Limited | Private company limited by shares | Live |
| Submarine pro Limited | Private company limited by shares | Live |
| SUBMARINE BATHROOM EQUIPMENT LIMITED | Private company limited by shares | Live |
| SUBMARINE BATHROOM SANITARY FITTINGS CO., LIMITED | Private company limited by shares | Live |
| FRANCE SUBMARINE BATHROOM LIMITED | Private company limited by shares | Live |
| GUANGZHOU SUBMARINE BATHROOM TECHNOLOGY LIMITED | Private company limited by shares | Live |
| SUBMARINE BATHROOM HOLDING LIMITED | Private company limited by shares | Live |
| HK SUBMARINE INTERNATIONAL BATHROOM LIMITED | Private company limited by shares | Live |
| ZHEJIANG SUBMARINE BATHROOM TECHNOLOGY LIMITED | Private company limited by shares | Live |
| SUBMARINE (CHINA) LIMITED | Private company limited by shares | Live |
| Submarine (China) Shares Limited | Private company limited by shares | Live |
| HENGTONG SUBMARINE INTERNATIONAL HOLDING CO., LIMITED | Private company limited by shares | Live |
| SUBMARINE HUI INTERNATIONAL CO., LIMITED | Private company limited by shares | Live |
| Hengtong Submarine International Network Co., Limited | Private company limited by shares | Live |
| Submarine Networks Co., Limited | Private company limited by shares | Live |
| YELLOW SUBMARINE EDUCATION SERVICE CO., LIMITED | Private company limited by shares | Live |
| Submarine Engineering West Limited | Private company limited by shares | Live |
| Alcatel Submarine Networks Hong Kong Limited | Private company limited by shares | Live |
| GERMANY SUBMARINE INDUSTRIAL LIMITED | Private company limited by shares | Live |
| SUBMARINE INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| HK SUBMARINE JIEJU LIMITED | Private company limited by shares | Live |
| KAILUNG SUBMARINE CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Dissolved |
| Yellow Submarine Management Limited | Private company limited by shares | Live |
| SUBMARINE PRODUCTS LIMITED | Private company limited by shares | Dissolved |
| SUBMARINE SANITARY WARE CO., LIMITED | Private company limited by shares | Live |
| HK SUBMARINE SANITARY WARE LIMITED | Private company limited by shares | Live |
| HK SUBMARINE SANITARY WARES LIMITED | Private company limited by shares | Live |
| Yellow Submarine Limited | | Live |