| Hadrian Electrical Engineering Limited | | Live |
| EXPO ENGINEERING ENTERPRISES LIMITED | | Live |
| YAT YAT ENGINEERING COMPANY LIMITED | | Live |
| Hang Mei Engineering Limited | | Live |
| Ocean Champion Engineering Limited | | Live |
| MAN LEI ENGINEERING COMPANY LIMITED | | Live |
| Xiao Ming Engineering Limited | | Live |
| LDK Engineering Limited | | Live |
| DAO KEE ENGINEERING LIMITED | | Live |
| Honor Success Engineering Limited | | Live |
| Talent Engineering and Construction Limited | | Live |
| Intelligent Engine For Enterprise International Limited | | Live |
| Hoi Kit Computer Engineering Limited | | Live |
| TAI YUEN CONSTRUCTION ENGINEERING LIMITED | | Live |
| Power Age Construction and Engineering Company Limited | | Live |
| WING TAI (AC&E) ENGINEERING LIMITED | | Live |
| Wah Yuen Engineering Company Limited | | Live |
| Tiberian Engineering Company Limited | | Live |
| Lianhua Engineering&Consultant Limited | | Live |
| HANG KIT KEE ENGINEERING LIMITED | | Live |
| Samsan Construction Engineering Limited | | Live |
| Rikon Engineering Limited | | Live |
| Ka Wang Construction Engineering Limited | | Live |
| Well Construction Engineering (Hong Kong) Limited | | Live |
| Allied Engineering (Hong Kong) Limited | | Live |
| PANSHOU ENGINEERING COMPANY LIMITED | | Live |
| Right Star M & E Engineering Co. Limited | | Live |
| EXPLORER ENGINEERING LIMITED | | Live |
| B&C Engineering Co., Limited | | Live |
| KB ENGINEERING CO. LIMITED | | Live |
| LEmax Engineering & Construction HK Limited | | Live |
| Hua Pui Engineering Co., Limited | | Live |
| Ngai Hing Engineering Plastics InnOvation Limited | | Live |
| GRAND UNIQUE ENGINEERING LIMITED | | Live |
| WAH HING ENGINEERING LIMITED | | Live |
| Tactic Engineering Company Limited | | Live |
| Canning Engineering Limited | | Live |
| Jun Hao Engineering Limited | | Live |
| Continuous Flow Engineering Limited | | Live |
| Lift Engineering Asia Pacific Limited | | Live |
| UNICE TECHNOLOGY AND ENGINEERING LIMITED | | Live |
| SKY Construction & Engineering Limited | | Live |
| Honor Mechanical Engineering Limited | | Live |
| Edge Pro Engineering Limited | | Live |
| AC STATION ENGINEERING COMPANY LIMITED | | Live |
| PAK WANG ALUMINUM ENGINEERING LIMITED | | Live |
| REX Construction Engineering Limited | | Live |
| Rising Team Engineering Company Limited | | Live |
| Navilog Industrial Engineering Limited | | Live |
| 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 |
| 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 |
| Sun Hop Hing Engineering (Hong Kong) Limited | | Live |
| Delicacy Engineering Limited | | Live |
| YING FAI ELECTRICAL & ENGINEERING LIMITED | | Live |
| KINGBIRD ENGINEERING (HONG KONG) LIMITED | | Live |
| P & C ENGINEER COMPANY 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 |
| 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 |
| HELPFUL DESIGN ENGINEERING COMPANY LIMITED | | Live |
| Wah Fai Engineering and Construction Company Limited | | Live |
| NINGBO VOLTUM ELECTRICAL & ENGINEERING LIMITED | | Live |
| Strong (Standard) Engineering Company Limited | | Live |
| Team Engineering Limited | | Live |
| Hengtai Construction Engineering Co., Limited | | Live |
| WUI TAT AI ENGINEERING COMPANY LIMITED | | Live |
| Hengyu Engineering Company Limited | | Live |
| Ho Wah Hei Engineering Limited | | Live |
| MAN KWAN ENGINEERING HK LIMITED | | Live |
| JinB Construction Engineering Limited | | Live |
| East Link Engineering Limited | | Live |
| ZIT YEUNG ENGINEERING LIMITED | | Live |
| CuiYuan Engineering Limited | | Live |
| NGAI SAN ENGINEERING COMPANY LIMITED | | Live |
| Dynasty Engineering & Construction 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 |