| HPH CONSTRUCTION ENGINEERING COMPANY LIMITED | | Live |
| Wing Leung Elevator Engineering Limited | | Live |
| Fighting Engineering & Trading Company Limited | | Live |
| Gigantic Engine (HongKong) Limited | | Live |
| Kindul Engineering Company Limited | | Live |
| Haoyu Smart Energy Limited | | Live |
| Bauzin Energy Co., Limited | | Live |
| KOLNER ENERGY LIMITED | | Live |
| Hoi Tat Iron Metal Engineering Limited | | Live |
| Winfield Engineering Solution Limited | | Live |
| Friendway Engineering Limited | | Live |
| WellBor E&M ENGINEERING LIMITED | | Live |
| Chongtai (Structure) Engineering Limited | | Live |
| Qian Ran Global Energy Limited | | Live |
| Techon Energy Co., Limited | | Live |
| Sun Hop Hing Engineering (Hong Kong) Limited | | Live |
| Delicacy Engineering Limited | | Live |
| SUMMIT CAPITAL ENTERPRISES LIMITED | | Live |
| YING FAI ELECTRICAL & ENGINEERING LIMITED | | Live |
| LOVHOME Environmental Education Foundation Limited | | Live |
| KINGBIRD ENGINEERING (HONG KONG) LIMITED | | Live |
| Bokai Energy Co. Limited | | Live |
| P & C ENGINEER COMPANY LIMITED | | Live |
| Bosi Environmental Energy Co., Limited | | Live |
| QINGDAO GAMMA ENERGY CO., LIMITED | | Live |
| SAKURA ELEVATOR ENGINEERING LIMITED | | Live |
| YUI HANG ENGINEERING COMPANY LIMITED | | Live |
| On Tai Electrical Engineering Company Limited | | Live |
| SHUNG YUE ENGINEERING COMPANY LIMITED | | Live |
| Bug Ops Environmental Management Limited | | Live |
| Social Energizing Fund Limited | | Live |
| Lokco Engineering Limited | | Live |
| HOP KAM ENGINEERING COMPANY LIMITED | | Live |
| Sheng Tai Engineering Company Limited | | Live |
| CHUNG PAK SCAFFOLDING ENGINEERING LIMITED | | Live |
| YAT TAO ENGINEERING COMPANY LIMITED | | Live |
| Kit Wai Engineering Company Limited | | Live |
| Yue Bo Machinery & Engineering Limited | | Live |
| HK Construction Engineering Limited | | Live |
| PROFOUND ENGINEERING CO LIMITED | | Live |
| SIU ART SCAFFOLDING ENGINEERING COMPANY LIMITED | | Live |
| Enzeg Technology Co., Limited | | Live |
| HELPFUL DESIGN ENGINEERING COMPANY LIMITED | | Live |
| HENIANFENG ENERGY CO., LIMITED | | Live |
| Wah Fai Engineering and Construction Company Limited | | Live |
| JAX Enterprise Company Limited | | Live |
| BlueJay Energy Limited | | Live |
| NINGBO VOLTUM ELECTRICAL & ENGINEERING LIMITED | | Live |
| Kangli Energy Co., Limited | | Live |
| Strong (Standard) Engineering Company Limited | | Live |
| Team Engineering Limited | | Live |
| ENERGY B LIMITED | | Live |
| Enlightenment Capital Holding Limited | | Live |
| Hengtai Construction Engineering Co., Limited | | Live |
| WUI TAT AI ENGINEERING COMPANY LIMITED | | Live |
| Hengyu Engineering Company Limited | | Live |
| KCE Energy Limited | | Live |
| STC Energy Storage Limited | | Live |
| Ho Wah Hei Engineering Limited | | Live |
| Lu Xiao Ye New Energy Company Limited | | Live |
| MAN KWAN ENGINEERING HK LIMITED | | Live |
| JinB Construction Engineering Limited | | Live |
| East Link Engineering Limited | | Live |
| Guohe New Energy Group Limited | | Live |
| ZIT YEUNG ENGINEERING LIMITED | | Live |
| Western Grand Energy Corperation Limited | | Live |
| Ark Smart New Energy Limited | | Live |
| CuiYuan Engineering Limited | | Live |
| NGAI SAN ENGINEERING COMPANY LIMITED | | Live |
| Dynasty Engineering & Construction Company Limited | | Live |
| Xiao Gui New Energy Tech Company Limited | | Live |
| SK ENGINEERING COMPANY LIMITED | | Live |
| Chi Hop Engineering Limited | | Live |
| Liang Cai Engineering Company Limited | | Live |
| KA MING ENGINEERING CO LIMITED | | Live |
| CY Zenith Engineering Limited | | Live |
| COME EASY ENGINEERING LIMITED | | Live |
| Enchance Design Limited | | Live |
| New CS Engineering (Hong Kong) Company Limited | | Live |
| EASY WEALTH ENGINEERING LIMITED | | Live |
| TOP CREATION ENGINEERING LIMITED | | Live |
| SMART LUCK ENGINEERING LIMITED | | Live |
| Marine Land Engineering Limited | | Live |
| ENOSEN HK LIMITED | | Live |
| Kam Tei Construction Engineering Limited | | Live |
| Ruixiang Enterprise Zixun(Group) Co., Limited | | Live |
| TECH RICH ENGINEERING LIMITED | | Live |
| ENJIA INTERACTIVE TECHNOLOGY LIMITED | | Live |
| Engelman Limited | | Live |
| LK2 Construction and Engineering Limited | | Live |
| Guohe Changan New Energy Limited | | Live |
| Guohe Chongqing New Energy Limited | | Live |
| Enshan Technology Limited | | Live |
| Metro Trinity Construction Engineering Limited | | Live |
| Pacific Renewable Energy Technologies Limited | | Live |
| Ruyi Energy Company Limited | | Live |
| Future Energy Asia Limited | | Live |
| ENGINEERING SOLUTIONS COMPANY LIMITED | | Live |
| YU ON ENGINEERING COMPANY LIMITED | | Live |
| TW E&M ENGINEERING LIMITED | | Live |