| TITAN ENGINEERING HOLDING LIMITED | Private company limited by shares | Live |
| Rich Energy Asia Limited | Private company limited by shares | Live |
| KIN MING ENTERPRISES LIMITED | Private company limited by shares | Live |
| HAI MING MARINE ENGINEERING LIMITED | Private company limited by shares | Live |
| NUCLEUS ENERGY LIMITED | Private company limited by shares | Live |
| BOSS ENTERPRISE LIMITED | Private company limited by shares | Live |
| HING HON ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| ENERGYES SUN OF ASIA LIMITED | Private company limited by shares | Dissolved |
| AOLI SAVE ENERGY TECHNOLOGY (HK) INTERNATIONAL HOLDING LIMITED | Private company limited by shares | Live |
| ELEGANCE MARBLE CARE ENGINEERING LIMITED | Private company limited by shares | Live |
| TFS VEHICLE ENGINEERING SERVICE (GROUP) LIMITED | Private company limited by shares | Dissolved |
| ENRICH CITY LIMITED | Private company limited by shares | Live |
| Enjoi Limited | Private company limited by shares | Live |
| CHINA HK NATIONAL ENVIRONMENTAL SPACE MANAGEMENT ENG-TECH LIMITED | Private company limited by shares | Live |
| Energoservice Limited | Private company limited by shares | Live |
| GOOD TALENT ENGINEERING LIMITED | Private company limited by shares | Live |
| ALADEAR ENTERPRISES LIMITED | Private company limited by shares | Live |
| ENDEA LIMITED | Private company limited by shares | Dissolved |
| China National Entrepreneur Association Limited | Private company limited by shares | Live |
| WK EURO ASIA ENERGY TECHNOLOGIES GROUP LIMITED | Private company limited by shares | Dissolved |
| Ngai Ying Engineering Co., Limited | Private company limited by shares | Live |
| ENJINESS LIMITED | Private company limited by shares | Live |
| FLYING TOOLING ENGINEERING LIMITED | Private company limited by shares | Live |
| ENVIROTEK INTERNATIONAL LIMITED | Private company limited by shares | Live |
| JL ENTERPRISES LIMITED | Private company limited by shares | Live |
| S & W ENTERPRISE LIMITED | Private company limited by shares | Live |
| ANP Construction Engineering Limited | Private company limited by shares | Dissolved |
| M.V. ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| TUNG KEE ENGINEERING LIMITED | Private company limited by shares | Live |
| NEO ENGINEERING & CONSTRUCTION LIMITED | Private company limited by shares | Live |
| BLOOMING SUN ENTERPRISE LIMITED | Private company limited by shares | Live |
| Tak Po Engineering Company Limited | Private company limited by shares | Dissolved |
| REALTY ENTERPRISE LIMITED | Private company limited by shares | Live |
| GOLD ENERGY INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| RAIN FORCE ENGINEERING LIMITED | Private company limited by shares | Live |
| DRAGON HORIZON ENTERPRISE LIMITED | Private company limited by shares | Live |
| INTERNATIONAL ENVIRONMENT ALLIANCE (CHINA) CO., LIMITED | Private company limited by shares | Dissolved |
| Delta Energy (China) Limited | Private company limited by shares | Dissolved |
| MILAND ENTERPRISES GROUP LIMITED | Private company limited by shares | Live |
| GOODWELL ENVIRONMENT RECYCLE LIMITED | Private company limited by shares | Dissolved |
| HUADING NEW DIMENSION ENTERPRISE GROUP LIMITED | Private company limited by shares | Dissolved |
| Jolibee Enterprise Company Limited | Private company limited by shares | Dissolved |
| APT ENGINEERING LIMITED | Private company limited by shares | Live |
| AVNIR ENVIRONMENT LIMITED | Private company limited by shares | Live |
| MORE WIN ENTERPRISES LIMITED | Private company limited by shares | Live |
| ENERWISE SOLUTIONS LIMITED | Private company limited by shares | Live |
| ENERGY ASIA PACIFIC INVESTMENT LIMITED | Private company limited by shares | Live |
| POWER SKY CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| ENERGY TRADE LIMITED | Private company limited by shares | Live |
| VIRTU ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| BO LEE ENGINEERING LIMITED | Private company limited by shares | Live |
| GRAND ENERGY INVESTMENT LIMITED | Private company limited by shares | Live |
| MAN KIM ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| X ENERGY INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| WAY IN AIR CONDITION ENGINEERING LIMITED | Private company limited by shares | Live |
| TAIGUANG ENERGY INVESTMENT DEVELOP LIMITED | Private company limited by shares | Dissolved |
| IM & D ENTREPRISE LIMITED | Private company limited by shares | Live |
| H.K. ENVIRONMENT RECYCLING RENEWABLE RESOURCES LIMITED | Private company limited by shares | Live |
| Jessis Enterprise Limited | Private company limited by shares | Live |
| TOP CHINA ENGINEERING LIMITED | Private company limited by shares | Live |
| SUNSHINE ENERGY LIMITED | Private company limited by shares | Dissolved |
| CHI KOON ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| UPRISE ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| EVER CHOICE ENTERPRISES LIMITED | Private company limited by shares | Live |
| ENVIRONMENTAL RESOURCES CO. LIMITED | Private company limited by shares | Live |
| ENNS INTERNATIONAL CO., LIMITED | Private company limited by shares | Live |
| LOK YIP ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| ENERGY TOP TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| REALVIEW ENTERPRISE LIMITED | Private company limited by shares | Live |
| KD NEW ENERGY LIMITED | Private company limited by shares | Live |
| VERNA ENERGY MANAGEMENT CO., LIMITED | Private company limited by shares | Live |
| Tenor Trading & Engineering Limited | Private company limited by shares | Live |
| SERA ENTERPRISE LIMITED | Private company limited by shares | Live |
| LEUNG GEI SIGN ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| UNITED ENERGY COMPANY LIMITED | Private company limited by shares | Live |
| Sun Wah Environment Resources Limited | Private company limited by shares | Live |
| FAST TEAM ENTERPRISE LIMITED | Private company limited by shares | Live |
| NINGBO ENYOO TRADE CO., LIMITED | Private company limited by shares | Live |
| RICH ENGINEERING & CONSTRUCTION LIMITED | Private company limited by shares | Live |
| DMX ENTERPRISES COMPANY LIMITED | Private company limited by shares | Dissolved |
| SUNFLOWER ENERGY LIMITED | Private company limited by shares | Dissolved |
| ASIA UNITED ENGINEERING LIMITED | Private company limited by shares | Live |
| HK JINZHUANG DECORATE ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| ENNEAPOWER COMPANY LIMITED | Private company limited by shares | Live |
| Sun-Rising Engineering Consultation Co., Limited | Private company limited by shares | Live |
| GOLD CAPITAL ENTERPRISES LIMITED | Private company limited by shares | Live |
| GCL New Energy Management Limited | Private company limited by shares | Live |
| YU SEN ENVIRONMENTAL PROTECTION TECHNOLOGY LIMITED | Private company limited by shares | Live |
| AD CREATIVE ENTERPRISE CO., LIMITED | Private company limited by shares | Live |
| LIZHOU ENERGY INVESTMENT CO., LIMITED | Private company limited by shares | Dissolved |
| SUNRISE ENERGY TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Affirm Engineering Limited | Private company limited by shares | Live |
| SMART ENERGY PRODUCTS LIMITED | Private company limited by shares | Dissolved |
| FU YAN ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| TEFFY ENTERPRISES LIMITED | Private company limited by shares | Live |
| FUJIBOTO MARINE ENGINEERING LIMITED | Private company limited by shares | Live |
| CHARMSON ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| Wisdom Technology Enterprises Limited | Private company limited by shares | Live |
| PI Entertainment Limited | Private company limited by shares | Live |
| HK ROFEY ENVIRONMENTAL DESIGN CONSULTANT CO., LIMITED | Private company limited by shares | Dissolved |