| CENTURY SUNSHINE ECOLOGICAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Ecological Systems Limited | Private company limited by shares | Dissolved |
| SMART ECOLOGICAL SYSTEMS LIMITED | Private company limited by shares | Live |
| JIULUAN (TAIWAN) ORIGINAL ECOLOGICAL RESEARCH LIMITED | Private company limited by shares | Live |
| HK New Bud Ecological Tech Limited | | Live |
| HK RJK ECOLOGICAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| New Ecological Technology Limited | Private company limited by shares | Live |
| Cloud Ecological Technology Limited | | Live |
| HK HENGSHENG ECOLOGICAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| HK KANGDING ECOLOGICAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Olista Ecological Technology Limited | | Live |
| TianSheng Ecological Technology Limited | Private company limited by shares | Live |
| HK DARANFANG ECOLOGICAL TEXTILES LIMITED | Private company limited by shares | Live |
| HK JINYUANFA ECOLOGICAL TEXTILES LIMITED | Private company limited by shares | Dissolved |
| HK TRUE AFFECTION GRASSS ECOLOGICAL TEXTILES LIMITED | Private company limited by shares | Live |
| YUAN ECOLOGICAL TRADE CO., LIMITED | Private company limited by shares | Live |
| Ecology Air Limited | Private company limited by shares | Live |
| Ecology Limited | Private company limited by shares | Live |
| VM Ecology Limited | Private company limited by shares | Live |
| Original Ecology Agriculture Investment Limited | Private company limited by shares | Live |
| Basic ecology LIMITED | | Live |
| HONGKONG C&T YUANHE GUANHONG EARTH ECOLOGY RECONDITION CENTER LIMITED | Private company limited by shares | Dissolved |
| WORLD ECOLOGY HEALTH INDUSTRY UNION (CHINA) CO., LIMITED | Private company limited by shares | Dissolved |
| INTERNATIONAL WATER ECOLOGY AND SAFETY RESEARCH INSTITUTE (CHINA) COMPANY LIMITED | Company limited by guarantee | Live |
| LUNG FU SHAN CHINESE HERBS ANTIQUITY ECOLOGY CULTURE LIMITED | Company limited by guarantee | Live |
| CHINESE ROSA ROXBURGHII TRATT ECOLOGY INDUSTRY INVESTMENT MANAGEMENT FUND LIMITED | Private company limited by shares | Live |
| CHUNG HOP ECOLOGY LIMITED | Private company limited by shares | Live |
| ASIA GREEN HILL RIVER ORIGINAL ECOLOGY TOURISM INVESTMENT CO., LIMITED | Private company limited by shares | Live |
| CHUNG MEI ECOLOGY INDUSTRY (INT'L) INVESTMENT HOLDINGS CO., LIMITED | Private company limited by shares | Dissolved |
| INTERNATIONAL ECOLOGY ECONOMICS COLLEGE GROUP CO., LIMITED | Private company limited by shares | Live |
| E-LIGHT FARM (HK) ECOLOGY TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| China Green Ecology Promotion Association Co., Limited | Private company limited by shares | Live |
| HONGKONG INNOVATIVE ECOLOGY INTERNATIONAL TRADE CO., LIMITED | Private company limited by shares | Dissolved |
| CHINA INDUSTRIAL ECOLOGY RESEARCH INSTITUTE CO., LIMITED | | Live |
| InWild Ecology Co., Limited | Private company limited by shares | Live |
| WORLD NATURAL MEDICINE AND ECOLOGY PROTECTION CO., LIMITED | Private company limited by shares | Dissolved |
| ECOLOGY RESOURCES CO., LIMITED | Private company limited by shares | Dissolved |
| Sankai International Green Ecology Group Co., Limited | Private company limited by shares | Live |
| SINO-INDIAN ORIGINAL ECOLOGY HERBAL MEDICINE PRODUCTION CO., LIMITED | Private company limited by shares | Live |
| Yiqi Outdoor Tourism Ecology (China) Co., Limited | Private company limited by shares | Live |
| Yubinhui Hongkong Health Ecology Group Co., Limited | Private company limited by shares | Live |
| ZHAOYUN INTERNATIONAL ECOLOGY HEALTH WELLNESS INVESTMENT MANAGEMENT CO., LIMITED | Private company limited by shares | Live |
| GLOBAL TOWN&COUNTRY ECOLOGY BUIDING AGRICULTURAL DEVELOP ASSOCIATION LIMITED | Private company limited by shares | Live |
| Marine Ecology & Fisheries Enhancement Funds Trustee Limited | Private company limited by shares | Live |
| GREEN ECOLOGY LIMITED | Private company limited by shares | Dissolved |
| Green Ecology Service Limited | Private company limited by shares | Live |
| Digital Ecology International Holdings Group Co., Limited | Private company limited by shares | Live |
| HK GRASS CORAL STROCK GROUP ECOLOGY FOODSTUFF LIMITED | Private company limited by shares | Live |
| HK NEIMENG GREEN GRAIN ECOLOGY TECH INV. GROUP LIMITED | Private company limited by shares | Dissolved |
| GUILIN LAKES OF HEAVEN INTERNATIONAL ECOLOGY RESORTS GROUP LIMITED | Private company limited by shares | Live |
| China Gtalk Ecology (HongKong) Technology Group Limited | | Live |
| Asia International Intelligent Ecology Kangyang Industry Group Limited | Private company limited by shares | Live |
| CHINA HI-TECH ENABLING ECOLOGY GREEN AGRICULTURE INTERNATIONAL INVESTMENT GROUP LIMITED | | Live |
| FINLAND JIABEIDE INT'L ECOLOGY FERTILIZER GROUP LIMITED | Private company limited by shares | Dissolved |
| CHINA YZT ECOLOGY VISUAL WISDOM TRAFFIC INVESTMENT MANAGE GROUP LIMITED | Private company limited by shares | Live |
| CHINA MODERN ECOLOGY AGRICULTURAL INVESTMENT GROUP LIMITED | Private company limited by shares | Live |
| SINKIANG FARM A GROUP ECOLOGY AGRICULTURAL DEVELOP LIMITED | Private company limited by shares | Live |
| HONGKONG SHENLIN LVZHOU YIFANFENGSHUN ORIGINAL ECOLOGY GROUP LIMITED | Private company limited by shares | Live |
| Zenglin Hanley HK Ecology Investment Limited | Private company limited by shares | Live |
| Health Ecology Limited | Private company limited by shares | Live |
| ERDOS ECOLOGY WOOL (HK) INT'L FINERY LIMITED | Private company limited by shares | Dissolved |
| ECOLOGY CAPITAL HOLDING LIMITED | Private company limited by shares | Dissolved |
| Happy Ecology Homeland Limited | | Live |
| CHANG JIANG ECOLOGY INNOVATIVE HUA KANG CHENG INDUSTRY GROUP LIMITED | Private company limited by shares | Live |
| LEARNING ECOLOGY LIMITED | Private company limited by shares | Dissolved |
| CHINA ORIGINAL ECOLOGY & ORGANIC FOOD CO., LIMITED | Private company limited by shares | Live |
| CHINA JINSUI ECOLOGY ORGANIC AGRICULTURE GROUP CO., LIMITED | Private company limited by shares | Live |
| Orient Landscape & Ecology Limited | Private company limited by shares | Live |
| PREPARATORY PLAN OF EARTH ECOLOGY AND HUMAN CIVILIZATION LIMITED | Private company limited by shares | Dissolved |
| AMERICA FLY SHORE ECOLOGY PROJECT INTERNATIONAL ORGANIZATION HOLDING LIMITED | Private company limited by shares | Live |
| LIYOU ECOLOGY SYSTEMS (ASIA) COMPANY LIMITED | Private company limited by shares | Dissolved |
| CHANGAN ECOLOGY TECHNOLOGY SERVICE LIMITED | Private company limited by shares | Live |
| Changjiang Ecology Technology Limited | Private company limited by shares | Live |
| ECOLOGY RESOURCES TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| CHINESE CULTURE TOURSIM INTERNATIONAL ECOLOGY INVESTMENT GROUP LIMITED | Private company limited by shares | Live |
| Zerowatt Ecology Limited | Private company limited by shares | Live |
| HK HUSHI ZHENPIN MICRO ECOLOGY BIOLOGICAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Zhen.Tongyan Internet Ecology Medical Beauty Health Group Limited | Private company limited by shares | Live |
| Ecoloop Energy Limited | Private company limited by shares | Live |
| EcoLoop Group Limited | Private company limited by shares | Live |
| e-color Limited | Private company limited by shares | Live |
| Ecolor Web Limited | Private company limited by shares | Live |
| E-COLORPRINT LIMITED | Private company limited by shares | Live |
| ECOLOTECH (HK) LIMITED | Private company limited by shares | Dissolved |
| E-COLOUR PRINTING LIMITED | Private company limited by shares | Live |
| EcoLumina Technologies Limited | Private company limited by shares | Dissolved |
| Ecolution Engineering Company Limited | Private company limited by shares | Live |
| Mayan Ecolution (HK) Co., Limited | Private company limited by shares | Live |
| Ecolutions Limited | Private company limited by shares | Dissolved |
| ECOLUTIONS NEW ENERGY INVESTMENT CO., LIMITED | Private company limited by shares | Live |
| ECOLUTIONS NEW ENERGY INVESTMENT (ASIA) LIMITED | Private company limited by shares | Live |
| ECOLUX COMPANY LIMITED | Private company limited by shares | Live |
| ECOLUX ALLIANCE LIMITED | Private company limited by shares | Live |
| ECOLUX TRADING CO., LIMITED | Private company limited by shares | Live |
| ECOLUX LIGHTING (HK) LIMITED | Private company limited by shares | Live |
| Hongkong Ecolux Limited | Private company limited by shares | Live |
| Ecolux Innovation Limited | Private company limited by shares | Live |
| Eco-Lux Lighting System Limited | Private company limited by shares | Dissolved |
| ECOLUXE LIMITED | Private company limited by shares | Live |
| EcoLuxe (Hong Kong) Co., Limited | | Live |