| TAI PING MULTI-LAYERS CIRCUITS TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Dissolved |
| TAI PING RIGID-FLEX CIRCUITS TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Dissolved |
| RISUN CIRCUITS TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| Success Circuits Technology Limited | Private company limited by shares | Live |
| SUNKING CIRCUITS TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| Xing Da Circuits Technology Co., Limited | Private company limited by shares | Live |
| TERMBRAY CIRCUITS COMPANY LIMITED | Private company limited by shares | Live |
| HK TIPTOP PRINTED CIRCUITS LIMITED | Private company limited by shares | Live |
| T-Top ( Hong Kong ) Circuits Limited | Private company limited by shares | Dissolved |
| ULTRAFINE CIRCUITS LIMITED | Private company limited by shares | Dissolved |
| Unice Circuits Limited | | Live |
| UNICORN CIRCUITS LIMITED | Private company limited by shares | Dissolved |
| UNIQUE CIRCUITS LIMITED | Private company limited by shares | Dissolved |
| UNIWELL CIRCUITS LIMITED | Private company limited by shares | Live |
| UNIWELL CIRCUITS (HK) CO., LIMITED | Private company limited by shares | Live |
| SHENZHEN UNIWELL CIRCUITS CO., LIMITED | Private company limited by shares | Live |
| UNIWELL CIRCUITS GROUP LIMITED | Private company limited by shares | Live |
| UNIWELL CIRCUITS TECHNOLOGY LIMITED | Private company limited by shares | Live |
| WINTECH CIRCUITS LIMITED | Private company limited by shares | Live |
| WINTECH CIRCUITS TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| Shenzhen Witek Circuits Technology Co., Limited | Private company limited by shares | Dissolved |
| WWW. FLYTEC CIRCUITS CO LIMITED | Private company limited by shares | Live |
| ZHONG SEN CIRCUITS LIMITED | | Live |
| Circuittech Resources Co., Limited | Private company limited by shares | Live |
| CIRCUITWORKS HOLDING CO., LIMITED | Private company limited by shares | Live |
| CIRCUITWORKS (HK) LIMITED | Private company limited by shares | Live |
| CIRCUITZEN LIMITED | | Live |
| CIRCUL8 LIMITED | Private company limited by shares | Live |
| CIRCULAR LIMITED | Private company limited by shares | Live |
| Circular 8 Limited | Private company limited by shares | Live |
| Go Circular Limited | | Live |
| Circularity Limited | Private company limited by shares | Live |
| CircularNFT Limited | | Live |
| CIRCULATE LIMITED | | Live |
| ZHONGZHAI CREDITOR'S RIGHTS CIRCULATION CENTER LIMITED | Private company limited by shares | Live |
| ZHONGHE CREDITOR'S RIGHTS CIRCULATION CENTRE LIMITED | Private company limited by shares | Live |
| CENTURY CIRCULATION LIMITED | Private company limited by shares | Live |
| CHINA JILIN INT'L CIRCULATION ECONOMY TECH. DEV. LIMITED | Private company limited by shares | Dissolved |
| ASIA AND MIDDLE-EAST CIRCULATIONS LIMITED | Private company limited by shares | Dissolved |
| Zhong Cheng Carbon Base Ecological and Circulatory Agriculture (Hong Kong) Limited | Private company limited by shares | Live |
| RICH CIRCULE INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| CIRCULON LIMITED | Private company limited by shares | Live |
| CIRCULUS LIMITED | | Live |
| CIRCULUS INTERNAITONAL LIMITED | | Live |
| Circum Math Limited | Private company limited by shares | Live |
| TAIWAN NINE CONTINENT CIRCUMFERENCE INT'L GROUP LIMITED | Private company limited by shares | Dissolved |
| HK CIRCUMFERENCE PACKING PRODUCTS LIMITED | Private company limited by shares | Dissolved |
| Circumflex Limited | Private company limited by shares | Live |
| CIRCUMFLUENL (H.K.) TECHNICS CO., LIMITED | Private company limited by shares | Dissolved |
| CIRCUM-LAND LIMITED | Private company limited by shares | Dissolved |
| CIRCUM-LINE LIMITED | Private company limited by shares | Dissolved |
| Circumpolar Star Limited | Private company limited by shares | Live |
| CIRCUMRICH TRADING LIMITED | Private company limited by shares | Dissolved |
| CIRCUMSALES LIMITED | Private company limited by shares | Dissolved |
| CIRCUM-SKY LIMITED | Private company limited by shares | Dissolved |
| POMP DUCK AND CIRCUMSTANCE COMPANY LIMITED | Private company limited by shares | Dissolved |
| CIRCUMSTAR COMPANY LIMITED | Private company limited by shares | Dissolved |
| CIRCUMVIEW LIMITED | Private company limited by shares | Dissolved |
| CIRCUMWAY LIMITED | Private company limited by shares | Dissolved |
| CIRCUMWEALTH COMPANY LIMITED | Private company limited by shares | Live |
| CIRCUM-WORLD LIMITED | Private company limited by shares | Live |
| CIRCUS ONE LIMITED | Private company limited by shares | Live |
| CIRCUS COMPANY LIMITED | Private company limited by shares | Dissolved |
| CIRCUS 212 LIMITED | Private company limited by shares | Dissolved |
| CIRCUS LIMITED | Private company limited by shares | Live |
| Circus Beauty Limited | Private company limited by shares | Live |
| Circus Classic Limited | Private company limited by shares | Live |
| CIRCUS DESIGN LIMITED | Private company limited by shares | Live |
| CIRCUS GALLERY LIMITED | Private company limited by shares | Live |
| GOLD CIRCUS ENTERPRISE LIMITED | Private company limited by shares | Live |
| Music Circus Asia Limited | | Live |
| PICCADILLY CIRCUS LIMITED | Private company limited by shares | Dissolved |
| CIRCUS TRADING LIMITED | Private company limited by shares | Live |
| WELL CIRCUS LIMITED | Private company limited by shares | Dissolved |
| CIRCUSLAB LIMITED | Private company limited by shares | Live |
| Circutex Technology Limited | | Live |
| KAU WO HING CIRCUTURY (HK) CO., LIMITED | Private company limited by shares | Live |
| Cirdia Limited | Private company limited by shares | Dissolved |
| Shenzhen Ciree Technology Limited | Private company limited by shares | Live |
| CIREKS CO., LIMITED | Private company limited by shares | Live |
| CIREKS SHIPPING CO., LIMITED | Private company limited by shares | Live |
| CIRENCESTER COMPANY LIMITED | Private company limited by shares | Dissolved |
| Cirff Innovations Limited | | Live |
| CIRFULL INDUSTRIAL&DEVELOPMENT CO., LIMITED | Private company limited by shares | Live |
| CIRI LIMITED | Private company limited by shares | Live |
| CIRI Design Limited | Private company limited by shares | Live |
| Cirina Limited | Private company limited by shares | Live |
| CIRIUS LIMITED | Private company limited by shares | Dissolved |
| CIRKAN INDUSTRIAL CO., LIMITED | Private company limited by shares | Live Commenced dormancy on 02-Mar-2015 |
| CIRKANA Limited | Private company limited by shares | Live |
| CIRKLER & BOSSA CO., LIMITED | Private company limited by shares | Live |
| Cirkol Limited | Private company limited by shares | Live |
| Cirktele Limited | | Live |
| CIRKUS JAKOLA LIMITED | Private company limited by shares | Live |
| CIRLANE LIMITED | Private company limited by shares | Dissolved |
| CIRLITE LIMITED | Private company limited by shares | Live |
| CIRLITE MANUFACTORY LIMITED | Private company limited by shares | Live |
| CIRLO LIMITED | Private company limited by shares | Dissolved |
| CIRMACK LIMITED | Private company limited by shares | Dissolved |
| CIRO Limited | | Live |