| Sure Mark Design & Engineering Limited | | Live |
| GOOD LUCK ENGINEERING LIMITED | | Live |
| GLORY VIEW ENGINEERING LIMITED | | Live |
| Avant Engineering Limited | | Live |
| Green Energy Motor Limited | | Live |
| Ma Tung Engineering Limited | | Live |
| Celestial Star Engineering Limited | | Live |
| Chiu Kwan Engineering Co., Limited | | Live |
| Yuhua Environment Limited | | Live |
| THREE ARROW ENGINEERING LIMITED | | Live |
| Tianzhu Energy Company Limited | | Live |
| China HK Longpei Environmental Technology Group Limited | | Live |
| Yelli Engineering Limited | | Live |
| FWS ENTERPRISES LIMITED | | Live |
| SUNGROWN ENERGY TECHNOLOGY LIMITED | | Live |
| H-J Automation Engineering Company Limited | | Live |
| MAJESTY CONSTRUCTION ENGINEERING LIMITED | | Live |
| Hendali Air Conditioning Engineering Limited | | Live |
| RUILIN ENTERPRISE CO LIMITED | | Live |
| QianBian decorate engineering Co., Limited | | Live |
| CP Enlightenment Limited | | Live |
| Ming Fat Reinforcement Engineering Limited | | Live |
| ENVIRON DRAGON LIMITED | | Live |
| First Environmental Protection Group Limited | | Live |
| RENESOLA ENERGY LIMITED | | Live |
| Wai Ip Engineering Company Limited | | Live |
| Zhongyu Construction Engineering Co., Limited | | Live |
| JINZHOU ENGINEERING CO., LIMITED | | Live |
| MENG HING ENGINEERING COMPANY LIMITED | | Live |
| KAM LAM ENGINEERING COMPANY LIMITED | | Live |
| UNIQUE VISION ENGINEERING AND TRADE LIMITED | | Live |
| Horizon New Energy Technologies (Hong Kong) Limited | | Live |
| HK ENOCH INTELLIGENT LIMITED | | Live |
| Mex Gulf Energy Limited | | Live |
| Lixin Technology Engineering Limited | | Live |
| G.H.B.M. Engineering Co., Limited | | Live |
| Jinsheng New Energy Limited | | Live |
| Brazil's Vale Energy Investment Co., Limited | | Live |
| Kai Yik Engineering Limited | | Live |
| Superb Engineering Limited | | Live |
| Y Not Entertainment Limited | | Live |
| HK Sinchen New Energy Co., Limited | | Live |
| TREASURE EVER ENGINEERING LIMITED | | Live |
| Perpetual Energy Limited | | Live |
| SINOPCI ENGINEERING LIMITED | | Live |
| Fujisei Engineering Company Limited | | Live |
| PWL Enterprises Limited | | Live |
| RISING SUN ENERGY COMPANY LIMITED | | Live |
| wang sheng Engineering Limited | | Live |
| ZhongJian Engineering Limited | | Live |
| UCHOICE ENERGY CO., LIMITED | | Live |
| Space Energy Limited | | Live |
| ProSys Innovation and Engineering Company Limited | | Live |
| Huali Engineering (Hong Kong) Limited | | Live |
| Shenzhen Toptech Enterprises Co., Limited | | Live |
| Xingyang Engineering Co., Limited | | Live |
| FKT Energy Solutions (Hong Kong) Limited | | Live |
| S POWER ENERGY MANAGEMENT LIMITED | | Live |
| Harbour Engineering Technology Service Company Limited | | Live |
| Hong Kong Enjoy Creative Technology CO., Limited | | Live |
| Yuhua Hin Engineering Company Limited | | Live |
| STAR UP ENGINEERING AND CONSULTING LIMITED | | Live |
| Leung Fat Engineering Limited | | Live |
| SQ Trading & Engineering Limited | | Live |
| Tangzheng Energy Limited | | Live |
| Honest Rui Energy Group Limited | | Live |
| NEW POWER SKY ENGINEERING LIMITED | | Live |
| LEE HING SCAFFOLDING ENGINEERING LIMITED | | Live |
| TAI WAH ENGINEERING COMPANY LIMITED | | Live |
| Long Yue Construction Engineering Company Limited | | Live |
| Mars Energy Education Co., Limited | | Live |
| Huajun Engineering Co., Limited | | Live |
| Kwan Fat Engineering Limited | | Live |
| H&C Engineering Co., Limited | | Live |
| Ocean Connect Offshore Engineering Co., Limited | | Live |
| TAI FAT GAS ENGINEERING LIMITED | | Live |
| SUN WING FAT ENGINEERING COMPANY LIMITED | | Live |
| HB Engineering Limited | | Live |
| Angel Love (Social Enterprise) Limited | | Live |
| ECO Marine Engineering Limited | | Live |
| Drilling Energy Techenology Company Limited | | Live |
| HO HING CONSTRUCTION ENGINEERING LIMITED | | Live |
| Brunel Engineering Company Limited | | Live |
| Clear Environment Co., Limited | | Live |
| Virkin Engineering & Consultancy Limited | | Live |
| Bonway Engineering HK Limited | | Live |
| Hope New Energy Industrial Co., Limited | | Live |
| Tianma Energy Limited | | Live |
| WO FU (CHINA HK) ENGINEERING LIMITED | | Live |
| Hong Kong Kang Ming Si Engine Co., Limited | | Live |
| Sunever Engineering Limited | | Live |
| Hi-Tech New Energy Limited | | Live |
| Entacle Group Co., Limited | | Live |
| Grand Viet Enterprise Limited | | Live |
| HB Energy Enterprise Limited | | Live |
| WAH NGAI AIR CONDITIONING ELECTRICAL ENGINEERING LIMITED | | Live |
| F.C.L. Engineering Limited | | Live |
| KI KIN ENGINEERING LIMITED | | Live |
| JIN FAI ENGINEERING LIMITED | | Live |
| MILLION YAM ENGINEERING LIMITED | | Live |