| Kwan Kong Engineering Limited | Private company limited by shares | Live |
| LEADER OCEAN ENTERPRISES LIMITED | Private company limited by shares | Live |
| Art Team Enterprise Limited | Private company limited by shares | Live |
| CHINA ENGINEERING CONSTRUCTION LIMITED | Private company limited by shares | Live |
| SK ENGINEERING LIMITED | Private company limited by shares | Live |
| Xi Jing Technology Environment Company Limited | Private company limited by shares | Live |
| WING CHEONG METAL ENVIRONMENTAL RECYCLING LIMITED | Private company limited by shares | Live |
| Gain Dragon Enterprises Limited | Private company limited by shares | Live |
| ZingTung Engineering Management Co. Limited | Private company limited by shares | Live |
| WangZi Engineering Management Co. Limited | Private company limited by shares | Live |
| ENERGY WELL INDUSTRIAL LIMITED | Private company limited by shares | Live |
| GREAT ENJOY TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| ENJOY TICKET TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Live |
| SUCCESS TEAM ENTERPRISES LIMITED | Private company limited by shares | Live |
| ENTERPRICE LIMITED | Private company limited by shares | Live |
| Full Moon Enterprises Limited | Private company limited by shares | Live |
| ENSOUL COMPANY LIMITED | Private company limited by shares | Live |
| FUN YOU ENTERPRISES LIMITED | Private company limited by shares | Live |
| Chinese Entrepreneur HMA Co., Limited | Private company limited by shares | Live |
| ELITE RICH ENGINEERING LIMITED | Private company limited by shares | Live |
| WINFILL CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| Kangsco Engineering Company Limited | Private company limited by shares | Live |
| Endovision Medical Co. Limited | Private company limited by shares | Live |
| STABLE WAY ENTERPRISES LIMITED | Private company limited by shares | Live |
| SIO ENTERPRISES LIMITED | Private company limited by shares | Live |
| ENDEAVOR INFRASTURE CAPITAL LIMITED | Private company limited by shares | Live |
| Sky Engineering Dev. Limited | Private company limited by shares | Live |
| ANTONE ENTERPRISE LIMITED | Private company limited by shares | Live |
| Suria Global Energy Limited | Private company limited by shares | Live |
| Sun Tat Engineering Limited | Private company limited by shares | Live |
| GRAIN STAR ENTERPRISR LIMITED | Private company limited by shares | Live |
| Environmental Strategy, Conservation and Management Company Limited | Private company limited by shares | Live |
| KINGWISE ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| WAI PANG CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| ALTON ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| Digital Enterprise Limited | Private company limited by shares | Live |
| MY Engineering Hong Kong Limited | Private company limited by shares | Live |
| Greater Bay Area Enterprises Company Limited | Private company limited by shares | Live |
| Greater Bay Area Environmental Company Limited | Private company limited by shares | Live |
| MANSMART ENTERPRISE LIMITED | Private company limited by shares | Live |
| CHINA ECOLOGICAL ENVIRONMENT SHARE CO., LIMITED | Private company limited by shares | Live |
| TK New Energy HK Investment Company Limited | Private company limited by shares | Live |
| WELL MARK ENGINEERING LIMITED | Private company limited by shares | Live |
| Zhaorun Energy Holding Co., Limited | Private company limited by shares | Live |
| Half Baked Enterprises Limited | Private company limited by shares | Live |
| Aqua Engineering & Construction Limited | Private company limited by shares | Live |
| CL OFFSHORE ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| KINGSWIN ENGINEERING LIMITED | Private company limited by shares | Live |
| ENJOY TUNE TECHNOLOGY LIMITED | Private company limited by shares | Live |
| ENTIRE GLOBAL LIMITED | Private company limited by shares | Live |
| HS PROPERTY AND ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| MAYFORD ENTERPRISES LIMITED | Private company limited by shares | Live |
| SS ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| Zen Enterprises Limited | Private company limited by shares | Live |
| Edwel Energy Limited | Private company limited by shares | Live |
| KWAN YEE ENGINEERING LIMITED | Private company limited by shares | Live |
| TAI TAT ENVIRONMENTAL ENGINEERING LIMITED | Private company limited by shares | Live |
| NEW RICH AIR CONDITION ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| LANTERN ENGINEERING LIMITED | Private company limited by shares | Live |
| Yue Kee Engineering Trading Limited | Private company limited by shares | Live |
| ENTASIS GLOBAL LIMITED | Private company limited by shares | Live |
| HK XINGJIA FITMENT ENGINEERING DESIGN LIMITED | Private company limited by shares | Live |
| GRAND GEEIP ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| ENTIRE WEALTH LIMITED | Private company limited by shares | Live |
| New Energy Resolution Lab Limited | Private company limited by shares | Live |
| Rui De New Energy Company Limited | Private company limited by shares | Live |
| Grand Ocean engineering design company Limited | Private company limited by shares | Live |
| ENJOYMENT TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| RED ENTROPY LIMITED | Private company limited by shares | Live |
| HL ENGINEERING CO. LIMITED | Private company limited by shares | Live |
| Creative Hydropower Engineering Co., Limited | Private company limited by shares | Live |
| TOYO Engineering (Hong Kong) Co., Limited | Private company limited by shares | Live |
| Really Energy Investments Limited | Private company limited by shares | Live |
| YiMotion Engineering HK Co. Limited | Private company limited by shares | Live |
| TECO UNITED ENGINEERING LIMITED | Private company limited by shares | Live |
| Good Enjoyment Limited | Private company limited by shares | Live |
| CHEERWAY ENGINEERING LIMITED | Private company limited by shares | Live |
| RICH HOPE ENGINEERING LIMITED | Private company limited by shares | Live |
| RIGHT STAR ENGINEERING LIMITED | Private company limited by shares | Live |
| TOP HONEST ENGINEERING LIMITED | Private company limited by shares | Live |
| YI YUAN ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| STABLE ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| GREEN ENERGY GLOBAL INVESTMENT LIMITED | Private company limited by shares | Live |
| Metals and Engineering Limited | Private company limited by shares | Live |
| S & M ENTERTAINMENT COMPANY LIMITED | Private company limited by shares | Live |
| Enpylife Limited | Private company limited by shares | Live |
| Kepler Engineering Limited | Private company limited by shares | Live |
| BNC Construction Engineering Solutions Limited | Private company limited by shares | Live |
| TEAM VICTORY ENTERPRISES LIMITED | Private company limited by shares | Live |
| EnergyNest Hong Kong Limited | Private company limited by shares | Live |
| G & R DESIGN & ENGINEERING LIMITED | Private company limited by shares | Live |
| China New Silk Road Energy Investment Limited | Private company limited by shares | Live |
| TENG YUEN ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| Genesis Engineering Lab Limited | Private company limited by shares | Live |
| ENJOY GOOD NAME TRADING LIMITED | Private company limited by shares | Live |
| ARK ENERGY TRADING LIMITED | Private company limited by shares | Live |
| China Clean Energy Investment Company Limited | Private company limited by shares | Dissolved |
| ENJOY (HONG KONG) CO., LIMITED | Private company limited by shares | Live |
| Five Ocean Enterprises Limited | Private company limited by shares | Live |
| Grand Lead Enterprises Limited | Private company limited by shares | Live |