| SEALION TWO SHIPPING COMPANY LIMITED | Private company limited by shares | Live |
| SEALION THREE SHIPPING COMPANY LIMITED | Private company limited by shares | Live |
| Sealions Limited | Private company limited by shares | Live |
| SEALITE LIMITED | Private company limited by shares | Dissolved |
| SEALITE ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| SEALIVE INTERNATIONAL COMPANY LIMITED | Private company limited by shares | Live |
| SEALIVE REEF & PRODUCTS LIMITED | Private company limited by shares | Dissolved |
| SEALIVE REEF SOLUTIONS COMPANY LIMITED | Private company limited by shares | Dissolved |
| SEALKUN COMPANY LIMITED | Private company limited by shares | Dissolved |
| SEALLA GAIL INDUSTRIAL LIMITED | Private company limited by shares | Live |
| SEALMARK LIMITED | Private company limited by shares | Live |
| Sealmatic Technology Company Limited | Private company limited by shares | Dissolved |
| SeaLogistic&Investment Limited | | Live |
| Sealon Limited | Private company limited by shares | Live |
| Seal-Once (Asia) Limited | Private company limited by shares | Dissolved |
| SEALONG TRADE & FINANCE Limited | | Live |
| SEALOP COMPANY LIMITED | Private company limited by shares | Dissolved |
| SEALORD LIMITED | Private company limited by shares | Dissolved |
| SEALORD (ASIA) LIMITED | Private company limited by shares | Live |
| SEALORD INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SEALOVERS COMPANY LIMITED | Private company limited by shares | Live |
| Seal-Press HongKong Company Limited | Private company limited by shares | Live |
| JX SEALS COMPANY LIMITED | Private company limited by shares | Live |
| Haining Beyond Seals Co., Limited | Private company limited by shares | Live |
| Fenghua Zhongli Seals Co., Limited | Private company limited by shares | Live |
| MICROGRAIN GENERAL SEALS CO., LIMITED | Private company limited by shares | Live |
| JUNIO GASKETS PACKINGS & SEALS LIMITED | Private company limited by shares | Dissolved |
| FUJIAN ZHENGCHENG SECURITY SEALS CO., LIMITED | Private company limited by shares | Live |
| SHANGHAI RONGZHENG SEALS CO., LIMITED | Private company limited by shares | Live |
| MECHANICAL SEALS & SYSTEMS TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| SealSafe Limited | | Live |
| Sealskins Limited | Private company limited by shares | Live |
| SEALSON ART COMPANY LIMITED | Private company limited by shares | Live |
| SEALSON INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| SealTec Sealing Material Co., Limited | Private company limited by shares | Live |
| SEALTECH COMPANY LIMITED | Private company limited by shares | Live |
| GENERAL SEALTECH LIMITED | Private company limited by shares | Live |
| SEALTECH.COM LIMITED | Private company limited by shares | Live |
| Sealtek Energy Limited | Private company limited by shares | Live |
| SEALTEX INTERNATIONAL COMPANY LIMITED | Private company limited by shares | Live |
| SEALTON INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| SEALTOOL LIMITED | Private company limited by shares | Live |
| SEALTREE COMPANY LIMITED | Private company limited by shares | Dissolved |
| SEALUB SHIP TECHNICAL & SERVICE COMPANY LIMITED | Private company limited by shares | Dissolved |
| SEALUCK MACHINERY CO., LIMITED | Private company limited by shares | Live |
| SEALUCK INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| SEALUX SWIMMING POOL MANAGEMENT LIMITED | Private company limited by shares | Live |
| SEAM COMPANY LIMITED | Private company limited by shares | Dissolved |
| SEAM COMPANY LIMITED | Private company limited by shares | Live |
| SEAM 21 Limited | Private company limited by shares | Live |
| SEAM SPORTS LIMITED | Private company limited by shares | Live |
| RICH SEAMA SHIPPING CO., LIMITED | | Live |
| SEAMACO (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| H.K SEA-MAIDEN GROUP LIMITED | Private company limited by shares | Live |
| HONGKONG SEA-MAIDEN GROUP LIMITED | Private company limited by shares | Live |
| Seamair Industry Limited | Private company limited by shares | Dissolved |
| SEAMAKE LIMITED | Private company limited by shares | Dissolved |
| SEAMAN LIMITED | Private company limited by shares | Dissolved |
| SEAMAN LIMITED | Private company limited by shares | Live |
| HOI NAM SEAMAN ASSOCIATION LIMITED | Company limited by guarantee | Live |
| SEAMAN CAPITAL LIMITED | Private company limited by shares | Live |
| SEAMAN INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| Seaman Service Company Limited | | Live |
| SEAMAR LIMITED | | Live |
| SEAMAR (HONG KONG) LIMITED | Private company limited by shares | Live |
| SEAMAR INTERNATIONAL (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| SEAMAR INTERNATIONAL PIPELINE & SPECIALTIES LIMITED | Private company limited by shares | Dissolved |
| JOHNSON & CO. SEAMARCO LIMITED | Private company limited by shares | Dissolved |
| Seamarina Limited | Private company limited by shares | Live |
| SEAMARINE ELECTRONIC TECHNOLOGIES LIMITED | Private company limited by shares | Live |
| SEAMARK CORPORATION LIMITED | Private company limited by shares | Dissolved |
| SEAMARK ENTERPRISES LIMITED | Private company limited by shares | Live |
| SEAMARK FREIGHT INTERNATIONAL (HK) COMPANY LIMITED | Private company limited by shares | Live |
| Seamark Holding Limited | Private company limited by shares | Live |
| SEAMARK INTERNATIONAL (HONG KONG) LIMITED | Private company limited by shares | Live |
| SEAMARK HONGKONG LIMITED | | Live |
| Seamark Industry Limited | Private company limited by shares | Live |
| SEAMARK INTERNATIONAL LIMITED | Private company limited by shares | Live |
| SEAMARK HK INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| SEAMARK MARINE PROJECTS (H.K.) LIMITED | Private company limited by shares | Dissolved |
| SEAMARK SHIPPING COMPANY LIMITED | Private company limited by shares | Dissolved |
| Seamark Technology (H.K.) Company Limited | Private company limited by shares | Live |
| Seamark ZM Technology Group (H.K.) Company Limited | Private company limited by shares | Live |
| Seamark Trading Limited | Private company limited by shares | Dissolved |
| Seamark Trading Co., Limited | Private company limited by shares | Live |
| SEAMART LIMITED | Private company limited by shares | Dissolved |
| SEAMART CATERING COMPANY LIMITED | Private company limited by shares | Live |
| Seamatch Limited | Private company limited by shares | Dissolved |
| SEAMATCH ASIA LIMITED | Private company limited by shares | Live |
| Seamatch Recruitment Limited | Private company limited by shares | Live |
| Seamatch Corporate Services Limited | Private company limited by shares | Dissolved |
| SEAMATCH SOLUTIONS LIMITED | Private company limited by shares | Dissolved |
| SEAMATCH TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| SEAMATE LIMITED | Private company limited by shares | Live |
| SEAMAX LIMITED | Private company limited by shares | Dissolved |
| SEAMAX LIMITED | Private company limited by shares | Live |
| SEAMAX SHIPPING CO., LIMITED | Private company limited by shares | Live |
| SEAMAX ENTERPRISES LIMITED | Private company limited by shares | Live |
| SEAMAX HOPE COMPANY LIMITED | Private company limited by shares | Live |
| SEAMAX INVESTMENT LIMITED | Private company limited by shares | Dissolved |