| MAN KWONG DIAMOND LIMITED | Private company limited by shares | Live |
| WAI KWONG DIESEL ENGINES LIMITED | Private company limited by shares | Live |
| KWONG TAI DISPENSARY LIMITED | Private company limited by shares | Live |
| KWONG LEE YUEN DISTILLERY, LIMITED | Private company limited by shares | Dissolved |
| WAH KWONG DOCKYARD LIMITED | Private company limited by shares | Live |
| DOCTOR HUI WAI KWONG COMPANY LIMITED | Private company limited by shares | Live |
| KWONG HON DYESTUFFS COMPANY LIMITED | Private company limited by shares | Live |
| EAST KWONG YIU (HK) GROUP LIMITED | Private company limited by shares | Live |
| TO KWONG CHRISTIAN EDUCATIONAL ORGANIZATION LIMITED | Company limited by guarantee | Live |
| MIN KWONG ELECTRIC COMPANY LIMITED | Private company limited by shares | Live |
| NAM KWONG ELECTRIC COMPANY LIMITED | Private company limited by shares | Live |
| SUN KWONG WAH ELECTRIC COMPANY LIMITED | Private company limited by shares | Dissolved |
| KWONG ON ELECTRIC COMPANY LIMITED | Private company limited by shares | Live |
| NY KWONG ELECTRIC COMPANY LIMITED | Private company limited by shares | Dissolved |
| KWONG WAH ELECTRIC COMPANY LIMITED | Private company limited by shares | Dissolved |
| PO KWONG ELECTRIC COMPANY LIMITED | Private company limited by shares | Live |
| WAI KWONG ELECTRIC LIMITED | Private company limited by shares | Live |
| CHUEN KWONG ELECTRIC COMPANY LIMITED | Private company limited by shares | Dissolved |
| MIN KWONG ELECTRIC (KOWLOON) COMPANY LIMITED | Private company limited by shares | Live |
| KWONG WAH ELECTRICAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| KWONG KEE ELECTRICAL COMPANY LIMITED | Private company limited by shares | Live |
| SUN KWONG ELECTRICAL COMPANY LIMITED | Private company limited by shares | Live |
| KWONG FAI ELECTRICAL COMPANY LIMITED | Private company limited by shares | Live |
| KAM KWONG ELECTRICAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| PO KWONG ELECTRICAL CO. LIMITED | Private company limited by shares | Dissolved |
| Ho Kwong Electrical Co., Limited | Private company limited by shares | Live |
| Tat Kwong Electrical Co., Limited | Private company limited by shares | Live |
| FU KWONG ELECTRICAL CONTRACTOR LIMITED | Private company limited by shares | Live |
| KWONG TAI KEE ELECTRICAL CORPORATION LIMITED | Private company limited by shares | Live |
| SON KWONG DRAINAGE & ELECTRICAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| KAM KWONG ELECTRONIC AND ELECTRICAL COMPANY LIMITED | Private company limited by shares | Live |
| KWONG FOOK ELECTRICAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| HANG KWONG ELECTRICAL SUPPLIES COMPANY LIMITED | Private company limited by shares | Dissolved |
| KWONG HING ELECTRICAL LIMITED | Private company limited by shares | Dissolved |
| SUN KWONG ELECTRICAL (KOWLOON) LIMITED | Private company limited by shares | Live |
| Kwong Tai Lighting & Electrical Co. Limited | Private company limited by shares | Live |
| KWONG MING ELECTRICAL MANUFACTORY LIMITED | Private company limited by shares | Live |
| KWONG MING ELECTRICAL LIMITED | Private company limited by shares | Live |
| SUN KWONG ELECTRICAL (SHATIN) LIMITED | Private company limited by shares | Live |
| WANG KWONG ELECTRICAL CO., LIMITED | Private company limited by shares | Dissolved |
| SUN KWONG ELECTRICAL (WHOLESALE) LIMITED | Private company limited by shares | Live |
| WING KWONG ELECTRICAL COMPANY LIMITED | Private company limited by shares | Live |
| WING KWONG ELECTRICAL FACTORY, LIMITED | Private company limited by shares | Dissolved |
| KWONG YUEN ELECTRICAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| YAU KWONG ELECTRICIANS & PLUMBERS COMPANY, LIMITED | Private company limited by shares | Live |
| YAU KWONG ELECTRICIANS, PLUMBERS AND DRAINAGE COMPANY LIMITED | Private company limited by shares | Live |
| KWONG GAU ELECTRONIC COMPANY LIMITED | Private company limited by shares | Live |
| KWONG MAN ELECTRONIC LIMITED | Private company limited by shares | Live |
| KWONG FEI EXPECTATION ELECTRONIC COMPANY LIMITED | Private company limited by shares | Dissolved |
| KWONG KEE ELECTRONICS CO., LIMITED | Private company limited by shares | Dissolved |
| KWONG YAU ELECTRONICS ENGINEERING LIMITED | Private company limited by shares | Live |
| PO KWONG ELECTROPLATE FACTORY LIMITED | Private company limited by shares | Dissolved |
| KAM KWONG ELECTROPLATING COMPANY LIMITED | Private company limited by shares | Dissolved |
| NAM KWONG ELECTROPLATING COMPANY LIMITED | Private company limited by shares | Dissolved |
| WU KWONG ELECTRO-PLATING LIMITED | Private company limited by shares | Live |
| KWONG KEE ELECTROPLATING LIMITED | Private company limited by shares | Live |
| TAI KWONG EMBROIDERY MFG. LIMITED | Private company limited by shares | Dissolved |
| NAM KWONG ENERGY LIMITED | Private company limited by shares | Live |
| KWONG LEE HING ENERGY LIMITED | Private company limited by shares | Live |
| KWONG YUEN ENERGY COMPANY LIMITED | Private company limited by shares | Live |
| KWONG FAI ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| M. Y. KWONG ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| LAI KWONG ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| KWONG ON ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| YAU KWONG YEE KEE ENGINEERING LIMITED | Private company limited by shares | Live |
| WAH KWONG ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| KAI KWONG ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| MAN KWONG ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| KAI KWONG (E & M) ENGINEERING LIMITED | Private company limited by shares | Live |
| WAI KWONG ENGINEERING CO. LIMITED | Private company limited by shares | Dissolved |
| KWONG YU ENGINEERING LIMITED | Private company limited by shares | Live |
| KWONG FAI ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| SUN KWONG ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| HO KWONG ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| KWONG & YAN ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| YAU KWONG ENGINEERING LIMITED | Private company limited by shares | Live |
| PO KWONG ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| SUN KWONG YEE ENGINEERING LIMITED | Private company limited by shares | Live |
| KWONG WAI ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| KAM KWONG ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| KWONG TAI ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| IU KWONG ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| KWONG MAN KEE ENGINEERING LIMITED | Private company limited by shares | Live |
| SUN KWONG TAI ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| HON KWONG ENGINEERING LIMITED | Private company limited by shares | Live |
| KWONG WAN ENGINEERING LIMITED | Private company limited by shares | Live |
| KWONG TAK ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| YAT KWONG ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| TAK KWONG ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| HOI KWONG ENGINEERING LIMITED | Private company limited by shares | Live |
| KWONG FAI ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| Lui Kwong Engineering Limited | Private company limited by shares | Live |
| YU KWONG ENGINEERING LIMITED | Private company limited by shares | Live |
| PO KWONG ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| WAI KWONG ENGINEERING HK LIMITED | Private company limited by shares | Live |
| KWONG SUN ENGINEERING LIMITED | Private company limited by shares | Live |
| NAM KWONG ENGINEERING LIMITED | Private company limited by shares | Live |
| KWONG LAM ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| KWONG SAN ENGINEERING LIMITED | Private company limited by shares | Live |
| Kwong Ho Engineering Limited | | Live |