| CsDee Technology Co., Limited | Private company limited by shares | Live |
| CSDG LIMITED | Private company limited by shares | Dissolved |
| CSDN Asian Company Limited | Private company limited by shares | Live |
| CSDS (HONGKONG) ENGINEERING TECHNOLOGY LIMITED | | Live |
| CSDW LIMITED | Private company limited by shares | Live |
| C.S.E. Limited | Private company limited by shares | Live |
| ITALY C.S.E. INTERNATIONAL FASHION LIMITED | Private company limited by shares | Live |
| CSEACO (HK) LIMITED | Private company limited by shares | Live |
| CSEBA Service Enterprise Limited | Private company limited by shares | Live |
| C-SECURE CO., LIMITED | Private company limited by shares | Live |
| CSEE China Limited | Private company limited by shares | Live |
| C.SEED HOLDING LIMITED | Private company limited by shares | Live |
| Cseek Truth From Facts News Co., Limited | Private company limited by shares | Live |
| CSEEKING (CHINA) GROUP CO., LIMITED | Private company limited by shares | Live |
| CSE.Ex Limited | Private company limited by shares | Dissolved |
| CSEMI Electronics Limited | Private company limited by shares | Live |
| Csemi Microelectronics Limited | Private company limited by shares | Live |
| CSEN LIMITED | | Live |
| CSENEW GROUP LIMITED | Private company limited by shares | Live |
| C.Service Limited | | Live |
| C-SET DEVELOPMENTS LIMITED | Private company limited by shares | Dissolved |
| CSEWE NETWORK TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| CSFAN CO., LIMITED | Private company limited by shares | Live |
| CSFC HK COMPANY LIMITED | Private company limited by shares | Live |
| CSFT International Trading (HK) Limited | | Live |
| C.S.G. (TAIWAN) LIMITED | Private company limited by shares | Dissolved |
| CSGG Printer Parts Co., Limited | Private company limited by shares | Live |
| CSG-Haofeng Investment Lab Limited | Private company limited by shares | Live |
| AKA CSGO LIMITED | Private company limited by shares | Live |
| Csgogo International Limited | Private company limited by shares | Live |
| CSGOMarkets Limited | Private company limited by shares | Live |
| CSHD Sport Limited | Private company limited by shares | Live |
| Csheng Limited | | Live |
| CSHF Financial Factoring Holdings Limited | Private company limited by shares | Live |
| CSHG LIMITED | | Live |
| EMC CSHI HK LIMITED | | Live |
| CSHID (HK) TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| C-SHINE LIMITED | Private company limited by shares | Live |
| C-SHIP LIMITED | | Live |
| CSHONG LIMITED | | Live |
| CSHT (HONG KONG) CO., LIMITED | Private company limited by shares | Live |
| CSHT MARINE MACHINERY SUPPLIERS LIMITED | Private company limited by shares | Live |
| Asia Investment Opportunity - CSI1 Limited | Private company limited by shares | Live |
| CSIC SUN LIMITED | Private company limited by shares | Live |
| CSIC CO., LIMITED | Private company limited by shares | Live |
| CSIC SHIP TRADING & MANAGEMENT COMPANY LIMITED | Private company limited by shares | Live |
| C.S.I.C.C. LIMITED | Private company limited by shares | Live |
| CSICSRC LIMITED | Private company limited by shares | Live |
| C-SIDE NETWORK COMPANY LIMITED | Private company limited by shares | Live |
| CSIEM Marine Service Company Limited | Private company limited by shares | Dissolved |
| CSII Capital Limited | Private company limited by shares | Live |
| C-Silver Technology Limited | Private company limited by shares | Live |
| CSING LIMITED | Private company limited by shares | Live |
| CSING TRADING LIMITED | | Live |
| CSINL LIMITED | Private company limited by shares | Dissolved |
| CSIP GLOBAL INVESTMENT GROUP LIMITED | Private company limited by shares | Live |
| CSIS (S) Limited | Private company limited by shares | Live |
| CSITC LIMITED | | Live |
| CS-iTEC Co. Limited | Private company limited by shares | Live |
| CSJWELL ELECTRONIC LIMITED | Private company limited by shares | Live |
| CSKH COMPANY LIMITED | Private company limited by shares | Live |
| CSKH 1 LIMITED | Private company limited by shares | Live |
| CSKH 2 LIMITED | Private company limited by shares | Live |
| CSKH 3 LIMITED | Private company limited by shares | Live |
| CSKH 4 LIMITED | Private company limited by shares | Live |
| CSKH 5 LIMITED | Private company limited by shares | Live |
| CSKH 6 LIMITED | Private company limited by shares | Live |
| CSKH 7 LIMITED | Private company limited by shares | Live |
| CSKH 8 LIMITED | Private company limited by shares | Live |
| CSKH 9 LIMITED | Private company limited by shares | Live |
| CSKH 10 LIMITED | Private company limited by shares | Live |
| CSKH 11 LIMITED | Private company limited by shares | Live |
| CSKH 12 LIMITED | Private company limited by shares | Live |
| CSKH 13 LIMITED | Private company limited by shares | Live |
| CSKH 18 LIMITED | Private company limited by shares | Live |
| CSKH 14 LIMITED | Private company limited by shares | Live |
| CSKH 15 LIMITED | Private company limited by shares | Live |
| CSKH 16 LIMITED | Private company limited by shares | Live |
| CSKH 17 LIMITED | Private company limited by shares | Live |
| CSKH 23 LIMITED | Private company limited by shares | Live |
| CSKH 19 LIMITED | Private company limited by shares | Live |
| CSKH 20 LIMITED | Private company limited by shares | Live |
| CSKH 21 LIMITED | Private company limited by shares | Live |
| CSKH 22 LIMITED | Private company limited by shares | Live |
| CSKK (HKG) LIMITED | Private company limited by shares | Dissolved |
| CSKT LIMITED | Private company limited by shares | Live |
| C-SKY COMPANY LIMITED | Private company limited by shares | Dissolved |
| CSKY LIMITED | Private company limited by shares | Live |
| HK CSKY CO., LIMITED | Private company limited by shares | Live |
| C-SKY SHIPPING CO., LIMITED | Private company limited by shares | Live |
| C-SKY INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| C.SKY NETWORKS COMPANY LIMITED | Private company limited by shares | Live |
| CSL1 LIMITED | | Live |
| CSL2 LIMITED | | Live |
| CSL3 LIMITED | | Live |
| C.SLAUN ENGINEERING CONSULTANT LIMITED | Private company limited by shares | Live |
| CSLC International Lighting Consultant Limited | Private company limited by shares | Live |
| CSLI TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| CSLIGHTING ELECTRIC CO., LIMITED | Private company limited by shares | Live |
| CSLK Limited | | Live |