| RIMTECHS Engineering Company Limited | Private company limited by shares | Live |
| Full Ya Sun Energy Holding Limited | Private company limited by shares | Dissolved |
| WELL YEAR ENTERPRISE LIMITED | Private company limited by shares | Live |
| WIN CAPITAL ENTERPRISE LIMITED | Private company limited by shares | Live |
| ENJOY STONE CO., LIMITED | Private company limited by shares | Live |
| Gold Peak Engineering Technology Limited | Private company limited by shares | Live |
| J.O.M.E. ENGINEERING LIMITED | Private company limited by shares | Live |
| KAI CHI ENGINEERING LIMITED | Private company limited by shares | Live |
| Kai Tuo Energy Limited | Private company limited by shares | Dissolved |
| FINE PROPERTY AGENCY & ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| FU KIU ENTERPRISES LIMITED | Private company limited by shares | Live |
| Chi Hing Engineering (Hong Kong) Limited | Private company limited by shares | Live |
| MOON POWER ENTERPRISE LIMITED | Private company limited by shares | Live |
| HK JINGHONGTAI NEW ENERGY CO., LIMITED | Private company limited by shares | Live |
| HK JIAN AN ENGINEERING LIMITED | Private company limited by shares | Live |
| TUNG TAK ENVIRONMENTAL PROTECTION LIMITED | Private company limited by shares | Live |
| Energreen Electronic Co., Limited | Private company limited by shares | Live |
| RELAX & ENJOY LIMITED | Private company limited by shares | Live |
| POWER WAY CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| TOPFIELD ENGINEERING LIMITED | Private company limited by shares | Live |
| YORK STAR ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| CHUKYO ENTERPRISES LIMITED | Private company limited by shares | Live |
| HING FAT ENGINEERING CO. LIMITED | Private company limited by shares | Dissolved |
| Mei Ko Design Engineering Company Limited | Private company limited by shares | Live |
| YUEN FAT CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| CONWAY ENGINEERING LIMITED | Private company limited by shares | Live |
| ENERGY GOLD INVESTMENTS LIMITED | Private company limited by shares | Live |
| ENJOY COURT (HK) HOLDINGS LIMITED | Private company limited by shares | Live |
| Honest Hill Engineering Limited | Private company limited by shares | Live |
| Ultimate Energy Resources, Limited | Private company limited by shares | Live |
| CONWAI ENGINEERING LIMITED | Private company limited by shares | Live |
| CHINA ENTREPRENEURS INTERPERSONAL ASSOCIATION LIMITED | Private company limited by shares | Live |
| Wing Ip Engineering Limited | Private company limited by shares | Live |
| EVER WINNER ENGINEERING LIMITED | Private company limited by shares | Live |
| UI Engineering Limited | Private company limited by shares | Live |
| KEY ON ENERGY LIMITED | Private company limited by shares | Live |
| GRAND HONOR ENGINEERING LIMITED | Private company limited by shares | Live |
| Envoy Company Limited -The- | Private company limited by shares | Live |
| JSE Engineering Co., Limited | Private company limited by shares | Live |
| EASTON CONSTRUCTION ENGINEERING CO LIMITED | Private company limited by shares | Live |
| SHANGHAI EASTERN ENERGY LIMITED | Private company limited by shares | Live |
| CHINA WEICHAI ENGINE LUBRICATING OIL LIMITED | Private company limited by shares | Live |
| ENCA-LITU COMPANY LIMITED | Private company limited by shares | Dissolved |
| HONGFU ENERGY LIMITED | Private company limited by shares | Live |
| Tentaka Energy Inspection Company Limited | Private company limited by shares | Live |
| TAK NGAI ENGINEERING LIMITED | Private company limited by shares | Live |
| HUI JIA ENTERPRISE HK LIMITED | Private company limited by shares | Live |
| PROMECH ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| CIMIGO ENTRUST LIMITED | Private company limited by shares | Live |
| Ener-t Technology Limited | Private company limited by shares | Live |
| BAO YU ENERGY INVESTMENT (CHINA) LIMITED | Private company limited by shares | Live |
| GRAND ENGINEERING (HONG KONG) CO., LIMITED | Private company limited by shares | Live |
| HK ENERGY SHARING LIMITED | Private company limited by shares | Live |
| AMIITY TECHNOLOGY & ENGINEERING LIMITED | Private company limited by shares | Live |
| GRAND HARBOUR ENTERPRISES LIMITED | Private company limited by shares | Live |
| LAND CENTURY ENTERPRISES LIMITED | Private company limited by shares | Live |
| REDLOG ENVIRONMENTAL LIMITED | Private company limited by shares | Live |
| Enjoy Electronics Co., Limited | Private company limited by shares | Live |
| YAU WING TRANSPORTATION ENGINEERING CO. LIMITED | Private company limited by shares | Live |
| ZHUHAI ENCODE MEDICAL ENGINEERING (HK) LIMITED | Private company limited by shares | Live |
| Pak Way Engineering Limited | Private company limited by shares | Live |
| Enjoy The World (CN) Business Alliance Co., Limited | Private company limited by shares | Live |
| ENVI Components Limited | Private company limited by shares | Dissolved |
| J & Y ENTERPRISE LIMITED | Private company limited by shares | Live |
| HING WAH ENGINEERING (HONG KONG) COMPANY LIMITED | Private company limited by shares | Live |
| HING KEE AIR CONDITION ENGINEERING LIMITED | Private company limited by shares | Live |
| MAN KIN ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| INVENTOR ENTERPRISE LIMITED | Private company limited by shares | Live |
| HK UNICORN RESOURCES ENTERPRISE (PTY) LIMITED | Private company limited by shares | Live |
| PO PLAN ENGINEERING CO. LIMITED | Private company limited by shares | Live |
| JIAN YU ENGINEERING LIMITED | Private company limited by shares | Live |
| Enhuy Technology (HK) Co., Limited | Private company limited by shares | Live |
| GOLD CHOICE ENTERPRISES LIMITED | Private company limited by shares | Live |
| SMART SENSE ENTERPRISES LIMITED | Private company limited by shares | Live |
| TECH NATION ENTERPRISES LIMITED | Private company limited by shares | Live |
| ENLI UNION TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| LATENT ENERGY LIMITED | Private company limited by shares | Live |
| Aikon Engineering Consultancy Limited | Private company limited by shares | Live |
| Rogers England Limited | Private company limited by shares | Live |
| MAX STAR ENGINEERING LIMITED | Private company limited by shares | Live |
| CHINA MAX ENGINEERING LIMITED | Private company limited by shares | Live |
| POWER LUCK ENTERPRISE LIMITED | Private company limited by shares | Live |
| GLOBAL OIL & ENERGY CONSULTING GROUP LIMITED | Private company limited by shares | Live |
| GENISS ENGINEERING (HONG KONG) LIMITED | Private company limited by shares | Live |
| CHINA ENTREPRENEUR GROUP LIMITED | Private company limited by shares | Live |
| AIRES ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| GUANG TONG MACHINERY ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| DRAGON ENTERTAINMENT PRIVATE LIMITED | Private company limited by shares | Live |
| EMA Enterprises Limited | Private company limited by shares | Live |
| YINGLI SOLAR ENERGY SYSTEM LIMITED | Private company limited by shares | Live |
| B&W (FOSHAN) ENERGY TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| HAIJIE OCEAN ENGINEERING LIMITED | Private company limited by shares | Live |
| SHAN DONG ENERGY INTERNATIONAL TRADE (HK) LIMITED | Private company limited by shares | Dissolved |
| Shek Kee Machinery & Electrical Engineering Limited | Private company limited by shares | Live |
| GERMANY CHENGRUI HEAT ENERGY TECHNOLOGY SHARES LIMITED | Private company limited by shares | Live |
| HYBRID ENERGY LIMITED | Private company limited by shares | Live |
| TITAN ASIA ENGINEERING LIMITED | Private company limited by shares | Live |
| OCEANOS ENTERPRISE LIMITED | Private company limited by shares | Live |
| Ample Sky (Asia) Engineering Trading Limited | Private company limited by shares | Live |
| WONG HO ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |