| Carbon Capture Scientific Limited | | Live |
| SHANDONG XINGFA CARBON CO., LIMITED | Private company limited by shares | Live |
| SHANDONG NICEST CARBON BLACK CO., LIMITED | Private company limited by shares | Live |
| NINGXIA SHENGXIANG CARBON LIMITED | Private company limited by shares | Live |
| SINDICATUM CARBON CAPITAL (ASIA) LIMITED | Private company limited by shares | Live |
| SINOURCES LOW CARBON INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SMMC CARBON CO., LIMITED | | Live |
| SOLUTION CARBON LIMITED | Private company limited by shares | Dissolved |
| CARBON SOLUTIONS LIMITED | Private company limited by shares | Dissolved |
| CARBON CREDIT SOLUTIONS LIMITED | Private company limited by shares | Live |
| FIRST CARBON SOLUTIONS LIMITED | Private company limited by shares | Live |
| CARBON FREE SOLUTIONS LIMITED | Private company limited by shares | Live |
| Carbon Solutions (HK) Limited | Private company limited by shares | Live |
| Carbon Marketing Solutions Limited | | Live |
| PACIFIC CARBON SOLUTIONS LIMITED | Private company limited by shares | Live |
| Dalian Spark Carbon Limited | Private company limited by shares | Live |
| SPREAD INNOVATION CARBON TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Live |
| Carbon Standard Limited -The- | Private company limited by shares | Live |
| Carbon Star Group Limited | Private company limited by shares | Live |
| CARBON CAPTURE & STORAGE (CCS) LIMITED | | Live |
| Supreem Carbon Co., Limited | Private company limited by shares | Live |
| TAKAYO CARBON COMPANY LIMITED | Private company limited by shares | Dissolved |
| TAYLOR MASON CARBON LIMITED | | Live |
| Carbon Team Limited | | Live |
| XDS CARBON TECH CO., LIMITED | Private company limited by shares | Dissolved |
| CARBON TECH CO., LIMITED | Private company limited by shares | Live |
| LOW CARBON TECHNOLOGIES RESEARCH CENTRE LIMITED | Private company limited by shares | Dissolved |
| FOCUS CARBON TECHNOLOGIES LIMITED | Private company limited by shares | Live |
| GREEN CARBON TECHNOLOGIES LIMITED | Private company limited by shares | Live |
| Carbon Technologies Hong Kong Limited | Private company limited by shares | Live |
| HYDROGEN CARBON CLEANING TECHNOLOGIES (HK) LIMITED | Private company limited by shares | Live |
| Carbon Technology Limited | | Live |
| V CARBON TECHNOLOGY LIMITED | | Live |
| China Carbon Fibre Technology and Application Limited | Private company limited by shares | Live |
| STANDARD CARBON ASSETS TECHNOLOGY LIMITED | | Live |
| CARBON CAPTURE TECHNOLOGY, LIMITED | Private company limited by shares | Live |
| China Low Carbon Technology Co., Limited | Private company limited by shares | Live |
| Carbon Euro Technology Co., Limited | Private company limited by shares | Live |
| Carbon Technology (Group) Co., Limited | | Live |
| Cloud Carbon Data Technology (Holding) Limited | Private company limited by shares | Live |
| Easy Carbon Technology (Greater Bay Area) Limited | | Live |
| Green Carbon Technology Limited | Private company limited by shares | Live |
| Green Carbon Technology Group Limited | Private company limited by shares | Live |
| HK Ocean Low Carbon Technology Group Limited | Private company limited by shares | Live |
| CHINA LOW CARBON NEW MATERIAL TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| Carbon Neutrality Technology Limited | | Live |
| PALM CARBON TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| HK SUPER CARBON NANO TECHNOLOGY LIMITED | | Live |
| CHINA CARBON VALLEY TECHNOLOGY GROUP LIMITED | Private company limited by shares | Live |
| TOP-FIRE CARBON TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| Carbon Trade Limited | | Live |
| Low Carbon Trading Limited | Private company limited by shares | Live |
| CARBON TRADING LIMITED | Private company limited by shares | Live |
| Carbon Trading HK Limited | Private company limited by shares | Live |
| VH Carbon Trading Company Limited | Private company limited by shares | Live |
| GAR Carbon Trading Limited | Private company limited by shares | Live |
| ACTIVATED CARBON TRADING CO., LIMITED | Private company limited by shares | Dissolved |
| E. P. C. ACTIVATED CARBON TRADING (H.K.) COMPANY LIMITED | Private company limited by shares | Dissolved |
| BITGREEN CARBON TRADING LIMITED | Private company limited by shares | Live |
| CARBON CENTURY TRADING LIMITED | Private company limited by shares | Live |
| YM CARBON TRADING CO., LIMITED | | Live |
| EUROPEAN CARBON EMISSIONS TRADING CO., LIMITED | Private company limited by shares | Live |
| GREEN CARBON TRADING LIMITED | Private company limited by shares | Live |
| B & R GREEN LOW CARBON TRADING CO., LIMITED | | Live |
| Metaverse Carbon Trading (HK) Limited | | Live |
| JIANHONG CARBON INTERNATIONAL TRADING LIMITED | Private company limited by shares | Dissolved |
| TRANSOCEAN CARBON & MINERALS LIMITED | Private company limited by shares | Live |
| UNITED CARBON ASSETS LIMITED | Private company limited by shares | Live |
| Universal Carbon Reserve Holding Group Limited | | Live |
| Universal Carbon Finance Technology Limited | | Live |
| Carbon Universe Limited | | Live |
| CHINA CARBON VALLEY COMPANY LIMITED | Private company limited by shares | Live |
| CARBON VALLEY (CHINA) LIMITED | Private company limited by shares | Live |
| LOW CARBON VALLEY GROUP (CHINA) LIMITED | Private company limited by shares | Live |
| Carbon Valley Metallurgical Materials Co., Limited | | Live |
| Carbon Venture Co. Limited | | Live |
| Vision Carbon Limited | | Live |
| Carbon Wallet Company Limited | Private company limited by shares | Live |
| WANLONG CARBON LIMITED | Private company limited by shares | Dissolved |
| WHITE CARBON INC LIMITED | Private company limited by shares | Live |
| XINGHE JINLUN CARBON COMPANY LIMITED | Private company limited by shares | Live |
| SHANXI XINHUA ACTIVATED CARBON CO., LIMITED | Private company limited by shares | Dissolved |
| XINHUIDA CARBON PRODUCTS CO., LIMITED | Private company limited by shares | Live |
| ZERO CARBON LIMITED | Private company limited by shares | Live |
| HK Zero Carbon Asset Limited | | Live |
| Carbon Zero Capital Limited | | Live |
| China Zero Carbon Group Limited | | Live |
| Zero Carbon Capital Co., Limited | Private company limited by shares | Live |
| Carbon Zero Renewable Energy Limited | | Live |
| Zero Carbon Investments Limited | | Live |
| Carbon Zero Technologies (Hong Kong) Limited | | Live |
| Carbon Zero Green Energy Management Limited | | Live |
| Zero Carbon Openpower Holding Limited | | Live |
| Carbon Zero Pioneer HK Limited | | Live |
| Zero Carbon New Energy Tech Co., Limited | | Live |
| Zero Carbon Technology Limited | Private company limited by shares | Live |
| Zero Carbon International Environmental Technology Limited | Private company limited by shares | Live |
| CARBON ZERO WEAR LIMITED | Private company limited by shares | Live |
| ZEROCARBON Carbon Free Lifestyle Limited | Private company limited by shares | Live |
| ZHONGJING CARBON CO., LIMITED | Private company limited by shares | Dissolved |