| Pacific South Energy Co., Limited | Private company limited by shares | Live |
| Kin Kam Engineering Limited | Private company limited by shares | Live |
| Fu Ho Engineering Limited | Private company limited by shares | Live |
| WONG KAM KEE ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| TURNER ENVIROLOGIC CO., LIMITED | Private company limited by shares | Live |
| TAK SHING ENVIRONMENT RECYCLE LIMITED | Private company limited by shares | Live |
| CAPITAL SMART ENTERPRISES LIMITED | Private company limited by shares | Live |
| POLYMER ENVIROPAK LIMITED | Private company limited by shares | Live |
| SMART VICTORY ENGINEERING LIMITED | Private company limited by shares | Live |
| WATTNER ENERGY LIMITED | Private company limited by shares | Live |
| SUM MARINE ENGINEERING (HONG KONG) LIMITED | Private company limited by shares | Live |
| Kingfish Entertainment Limited | Private company limited by shares | Live |
| Renewable Energy Solution Limited | Private company limited by shares | Live |
| YAU WO ENGINEERING (HONG KONG) LIMITED | Private company limited by shares | Live |
| TT ENGINEERING LIMITED | Private company limited by shares | Live |
| T&J Quality and Engineering Limited | Private company limited by shares | Live |
| Enjoy Life (Hong Kong) RV Industry Co., Limited | Private company limited by shares | Live |
| F&E Construction and Engineering Limited | Private company limited by shares | Live |
| DR. KIM ENVIRONMENTAL MATERIALS SUPPLIES LIMITED | Private company limited by shares | Live |
| JUN FAI Construction & Engineering Company Limited | Private company limited by shares | Live |
| SAI YAT ENGINEERING LIMITED | Private company limited by shares | Live |
| TA YU ENTERPRISE LIMITED | Private company limited by shares | Live |
| PG Enterprise Co. Limited | Private company limited by shares | Live |
| Giant Engine Investment Limited | Private company limited by shares | Live |
| Rising Construction Engineering Limited | Private company limited by shares | Live |
| DAI DONG ELECTRICAL ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| Victory Engineering Company Limited | Private company limited by shares | Live |
| New Wai Lik Engineering Company Limited | Private company limited by shares | Live |
| Wolamatum Engineering Company Limited | Private company limited by shares | Live |
| 4JG Enterprise Limited | Private company limited by shares | Live |
| YIZHONG ENERGY HK LIMITED | Private company limited by shares | Live |
| Pricom E&M Engineering Limited | Private company limited by shares | Live |
| Oil & Gas Engineering Supply Limited | Private company limited by shares | Live |
| POWER WORK ENGINEERING LIMITED | Private company limited by shares | Live |
| Music Enjoy Nine Love International Media Group (Hong Kong) Limited | Private company limited by shares | Live |
| FRONTIER ENERGY SOLUTIONS LIMITED | Private company limited by shares | Live |
| OnDemand Entertainments Limited | Private company limited by shares | Live |
| WING TAT ENVIRONMENT RECYCLE LIMITED | Private company limited by shares | Live |
| WIDEA BUSINESS ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| BK Enterprise Limited | Private company limited by shares | Live |
| CENTURY MELODIOUS ENTERTAINMENT CO., LIMITED | Private company limited by shares | Live |
| WELL TEAM CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| Sticky Engineering Company Limited | Private company limited by shares | Live |
| SUNSHINE POWER ENGINEERING LIMITED | Private company limited by shares | Live |
| Asia Young Entrepreneur Federation Limited | Private company limited by shares | Live |
| HOTON ENTERPRISE LIMITED | Private company limited by shares | Live |
| SUPER CREATIVE ENTERPRISE LIMITED | Private company limited by shares | Live |
| GAIN LUCK ENTERPRISES LIMITED | Private company limited by shares | Live |
| Nex Entertainment HK Limited | Private company limited by shares | Live |
| SURPLUS SUCCESS ENGINEERING LIMITED | Private company limited by shares | Live |
| AGS Engineer Limited | Private company limited by shares | Live |
| LAK WAH ENGINEERING & CONSTRUCTION LIMITED | Private company limited by shares | Dissolved |
| KINTON ENTERPRISE LIMITED | Private company limited by shares | Live |
| OCEAN DEVELOP ENGINEERING LIMITED | Private company limited by shares | Live |
| DRAGON BEST ENGINEERING LIMITED | Private company limited by shares | Live |
| KAM TUNG ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| DRAGON ACE ENTERPRISE LIMITED | Private company limited by shares | Live |
| J3 ENGINEERING LIMITED | Private company limited by shares | Live |
| INSPIRATION ENTERPRISE LIMITED | Private company limited by shares | Live |
| SEAMAN DIESEL ENGINE TECHNOLOGY SERVICE LIMITED | Private company limited by shares | Live |
| Man Po Engineering Consultancy Co., Limited | Private company limited by shares | Live |
| HUATAI MARINE ENGINEERING LIMITED | Private company limited by shares | Live |
| Crypto Engineering Limited | Private company limited by shares | Live |
| XIN ENERGY (HONG KONG) CO., LIMITED | Private company limited by shares | Live |
| WS Engineering HK Company Limited | Private company limited by shares | Live |
| Mighty Environmental Treatment Company Limited | Private company limited by shares | Live |
| STAR LAKE COORDINATES ENVIRONMENTAL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| NEW TIME RICH ENTERPRISE LIMITED | Private company limited by shares | Live |
| Keyi Environmental Protection Tableware Co., Limited | Private company limited by shares | Live |
| Heyi New Energy Co., Limited | Private company limited by shares | Live |
| China New Energy Limited | Private company limited by shares | Live |
| ENERGY SPORTS (HONG KONG) CO., LIMITED | Private company limited by shares | Live |
| SKY LAUNCH ENTERPRISES LIMITED | Private company limited by shares | Live |
| TROSIN ENTERPRISES COMPANY LIMITED | Private company limited by shares | Live |
| Diabetologists and Endocrinologists Alliance Limited | Company limited by guarantee | Live |
| HOT SHOT TOOLING & ENGINEERING LIMITED | Private company limited by shares | Live |
| Sinowater Power Engineering Limited | Private company limited by shares | Live |
| YUNG LOONG ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| Zhang Xing Asia Enterprises Limited | Private company limited by shares | Live |
| HOMELIFE ENTERPRISES LIMITED | Private company limited by shares | Live |
| SAN HEI KEE MECHANICAL ENGINEERING LIMITED | Private company limited by shares | Live |
| FASHION ELECTRICAL ENGINEERING LIMITED | Private company limited by shares | Live |
| VIEW RICH ENTERPRISES LIMITED | Private company limited by shares | Live |
| Long River Engineering Co. Limited | Private company limited by shares | Live |
| TOP CONVERGE ENTERPRISE LIMITED | Private company limited by shares | Live |
| JNX Precision Engineering Limited | Private company limited by shares | Live |
| Solar Run Energy Co., Limited | Private company limited by shares | Live |
| Energy Gap Limited | Private company limited by shares | Live |
| MAN POWER ENGINEERING LIMITED | Private company limited by shares | Live |
| Ying Hoi Engineering Limited | Private company limited by shares | Live |
| B&K ENGINEERING LIMITED | Private company limited by shares | Live |
| SHENG KAI ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| Millennium Advantage Engineering Limited | Private company limited by shares | Live |
| ZANOK ENGINEERING LIMITED | Private company limited by shares | Live |
| GREENWAY SOLAR ENERGY CO., LIMITED | Private company limited by shares | Live |
| CREATIVE KEY CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| KINME ENGINEERING LIMITED | Private company limited by shares | Live |
| WELLFAR ENGINE PARTS CO., LIMITED | Private company limited by shares | Live |
| Shijie Huaren Entrepreneur Association Limited | Private company limited by shares | Live |
| CHASE TOP CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |