| HUNG LIK ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| HUNG JIT ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| HUNG KEI ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| HUNG KEY E & M ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| CHE HUNG ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| KAI HUNG ENGINEERING LIMITED | Private company limited by shares | Live |
| HOP HUNG ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| Sai Hung Engineering Limited | Private company limited by shares | Live |
| HUNG KEI ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| Ho Hung Engineering Company Limited | Private company limited by shares | Dissolved |
| HUNG SUN ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| LIK HUNG ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| HUNG ART ENGINEERING LIMITED | Private company limited by shares | Live |
| SUN HUNG LI ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| MAN HUNG ENGINEERING LIMITED | Private company limited by shares | Live |
| HUNG YAT ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| SAM HUNG ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| FAT HUNG ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| TSZ HUNG ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| WIN HUNG ENGINEERING LIMITED | Private company limited by shares | Live |
| Hung Fai Engineering Company Limited | Private company limited by shares | Live |
| HUNG YAT ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| Wah Hung Engineering Company Limited | Private company limited by shares | Live |
| FAI HUNG ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| SUN FAI HUNG ENGINEERING LIMITED | Private company limited by shares | Live |
| HUNG YU ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| Hung Chi Engineering Limited | Private company limited by shares | Live |
| HUNG YUE ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| CHI HUNG ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| Tin Hung Engineering Limited | Private company limited by shares | Live |
| SUI HUNG ENGINEERING LIMITED | Private company limited by shares | Live |
| WAI HUNG ENGINEERING CO. LIMITED | Private company limited by shares | Live |
| Sun Hung Engineering Company Limited | Private company limited by shares | Live |
| HUNG LI ENGINEERING LIMITED | Private company limited by shares | Live |
| HUNG PIU ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| Hung Sam Engineering Limited | Private company limited by shares | Live |
| Hung Hoi Engineering Company Limited | Private company limited by shares | Live |
| HUNG YET ENGINEERING LIMITED | Private company limited by shares | Live |
| HUNG TAI ENGINEERING LIMITED | Private company limited by shares | Live |
| Yum Hung Engineering Limited | Private company limited by shares | Live |
| Hung Lik M&E Engineering Limited | Private company limited by shares | Live |
| Hung Yat Engineering Limited | Private company limited by shares | Live |
| HUNG KEE E&M ENGINEERING LIMITED | Private company limited by shares | Live |
| Hung Kee Gas Engineering Company Limited | Private company limited by shares | Live |
| HUNG LAP ENGINEERING LIMITED | Private company limited by shares | Live |
| HUNG WO ENGINEERING LIMITED | Private company limited by shares | Live |
| W Hung Engineering Limited | Private company limited by shares | Live |
| Hung Kam Engineering Limited | Private company limited by shares | Live |
| HUNG SUM ENGINEERING LIMITED | Private company limited by shares | Live |
| HUNG HIN ENGINEERING LIMITED | Private company limited by shares | Live |
| HUNG LAI ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| KIN HUNG ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| Hung Kui Engineering Limited | Private company limited by shares | Live |
| Hung Yue Engineering Company Limited | Private company limited by shares | Live |
| HUNG SUI ENGINEERING LIMITED | Private company limited by shares | Live |
| SUN HUNG ENGINEERING LIMITED | Private company limited by shares | Live |
| KO HUNG ENGINEERING LIMITED | Private company limited by shares | Live |
| NEW HUNG LEE ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| Hung Hoi E & M Engineering Co. Limited | Private company limited by shares | Live |
| Pak Hung Engineering Company Limited | Private company limited by shares | Live |
| Hao Hung Engineering Company Limited | Private company limited by shares | Live |
| YAU HUNG ENGINEERING LIMITED | | Live |
| Hung Tao Engineering Limited | | Live |
| Hung Lin Engineering Limited | | Live |
| WAH HUNG ENGINEERING HK LIMITED | | Live |
| HUNG GU ENGINEERING COMPANY LIMITED | | Live |
| HUNG TO ENGINEERING COMPANY LIMITED | | Live |
| HUNG TIM ENGINEERING LIMITED | | Live |
| FAI HUNG ENGINEERING LIMITED | | Live |
| HOI HUNG ENGINEERING LIMITED | | Live |
| Hung Zhi Engineering Limited | | Live |
| Hung Tat Advertising Engineering Company Limited | | Live |
| HUNG WAI AIR-CONDITION ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| WAI HUNG AIR-CONDITION ENGINEERING LIMITED | Private company limited by shares | Live |
| HUNG WAI ENGINEERING (ASIA) LIMITED | Private company limited by shares | Dissolved |
| HUNG FAI (BROTHER) ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| HUNG WAN CENTURY ENGINEERING LIMITED | Private company limited by shares | Live |
| Cheuk Hung Engineering Limited | Private company limited by shares | Live |
| CHIN HUNG ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| CHIN HUNG IRON ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| CHIN HUNG ENGINEERING (MAINTENANCE) COMPANY LIMITED | Private company limited by shares | Live |
| HUNG WAN (CHINA) ENGINEERING LIMITED | Private company limited by shares | Live |
| HUNG CHONG ENGINEERING CO. LIMITED | Private company limited by shares | Dissolved |
| HUNG CHONG ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| Chong Hung Engineering Company Limited | | Live |
| CHUEN HUNG ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| Chuk Hung Engineering Limited | Private company limited by shares | Live |
| KAM HUNG ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| HUNG TAI WO YIP ENGINEERING CO., LIMITED | Private company limited by shares | Dissolved |
| SUN HUNG LEE ENGINEERING CO., LIMITED | Private company limited by shares | Dissolved |
| PAK HUNG ENGINEERING CO., LIMITED | Private company limited by shares | Dissolved |
| HUNG KAY ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| HUNG TIN ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| HUNG KEE ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| HUNG SUN ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| Hung Wah Engineering Co., Limited | Private company limited by shares | Live |
| Siu Hung Engineering Co., Limited | | Live |
| HUNG YAT ASIA ENGINEERING CO., LIMITED | Private company limited by shares | Dissolved |
| HUNG KIT (ASIA) ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| HUNG FAT BROTHER ENGINEERING CO., LIMITED | Private company limited by shares | Dissolved |