| SING YEE LIMITED | Private company limited by shares | Dissolved |
| SING WAH COMPANY LIMITED | Private company limited by shares | Live |
| SING CHI COMPANY LIMITED | Private company limited by shares | Dissolved |
| DAI SING LIMITED | Private company limited by shares | Live |
| AO SING LIMITED | Private company limited by shares | Live |
| Yau Sing E&M Limited | Private company limited by shares | Live |
| Tai Sing Company Limited | Private company limited by shares | Live |
| Ka Sing Company Limited | Private company limited by shares | Live |
| PIK SING LIMITED | Private company limited by shares | Live |
| Wah Fu Sing Yip Limited | Private company limited by shares | Live |
| YAU SING LIMITED | Private company limited by shares | Live |
| SING FIN LIMITED | Private company limited by shares | Live |
| YU LI SING LIMITED | Private company limited by shares | Live |
| CHI SING COMPANY LIMITED | Private company limited by shares | Live |
| SING LAM LIMITED | Private company limited by shares | Live |
| Lee Sing Limited | Private company limited by shares | Live |
| Sing Chi Company Limited | Private company limited by shares | Live |
| SUN & SING LIMITED | Private company limited by shares | Live |
| BAO SING DA LIMITED | Private company limited by shares | Live |
| MAN SING COMPANY LIMITED | Private company limited by shares | Live |
| HK Sing Tah Limited | Private company limited by shares | Live |
| Kai & Sing Company Limited | Private company limited by shares | Live |
| A Sing Company Limited | Private company limited by shares | Live |
| SING TO HK LIMITED | Private company limited by shares | Live |
| Sing Wan Limited | Private company limited by shares | Live |
| HIM SING LIMITED | Private company limited by shares | Live |
| YUI SING LIMITED | Private company limited by shares | Live |
| Lok Fu Sing Limited | Private company limited by shares | Live |
| TIN LEI BOU SING LIMITED | Private company limited by shares | Live |
| Jo Sing Limited | Private company limited by shares | Live |
| SING YUK LIMITED | Private company limited by shares | Live |
| Din Sing Co. Limited | Private company limited by shares | Live |
| Sing Sum Limited | Private company limited by shares | Live |
| SING MEI COMPANY LIMITED | Private company limited by shares | Live |
| NAM LAP SING LIMITED | Private company limited by shares | Live |
| HK CHE SING LIMITED | Private company limited by shares | Live |
| Sun Sing Co. Limited | Private company limited by shares | Live |
| SING TEI 18 LIMITED | Private company limited by shares | Live |
| SING MON LIMITED | Private company limited by shares | Live |
| Tin Sing Limited | Private company limited by shares | Live |
| Sing Man Limited | Private company limited by shares | Live |
| SING PAK COMPANY LIMITED | Private company limited by shares | Live |
| LAU SING YU LIMITED | Private company limited by shares | Live |
| Sing Dei Limited | Private company limited by shares | Live |
| SING PO TIM COMPANY LIMITED | Private company limited by shares | Live |
| NEW MAN SING LIMITED | Private company limited by shares | Live |
| Lei Sing Limited | Private company limited by shares | Live |
| Wa Sing Limited | Private company limited by shares | Live |
| FU SING LIMITED | Private company limited by shares | Live |
| Sing Jun Limited | Private company limited by shares | Live |
| Sing Company Limited | Private company limited by shares | Live |
| Syu Sing Limited | Company limited by guarantee | Live |
| Sing THC Limited | Private company limited by shares | Live |
| SING YIU LIMITED | Private company limited by shares | Live |
| SING CHU KOK COMPANY LIMITED | Private company limited by shares | Live |
| YEE SING COMPANY LIMITED | Private company limited by shares | Live |
| Hip Sing Limited | Private company limited by shares | Live |
| SING 41 LIMITED | Private company limited by shares | Live |
| SING 42 LIMITED | Private company limited by shares | Live |
| SING 43 LIMITED | Private company limited by shares | Live |
| SING 44 LIMITED | Private company limited by shares | Live |
| MAN SING LIMITED | Private company limited by shares | Live |
| Mak Dou Sing Limited | Private company limited by shares | Live |
| YIU SING LIMITED | Private company limited by shares | Live |
| Win Sing Limited | Private company limited by shares | Live |
| Po Sing 23 Limited | Private company limited by shares | Live |
| SING YAT LIMITED | Private company limited by shares | Live |
| SING JET LIMITED | | Live |
| CAR SING LIMITED | | Live |
| SING WUI WAN LIMITED | | Live |
| Bo Sing Limited | | Live |
| SING FAI LIMITED | | Live |
| HIU SING LIMITED | | Live |
| Sun Sing HK Limited | | Live |
| SO I SING LIMITED | | Live |
| YI SING LIMITED | | Live |
| Sing Ka Company Limited | | Live |
| Sing Yim Co. Limited | | Live |
| SING DAY COMPANY LIMITED | | Live |
| PO SING ENG LIMITED | | Live |
| Sing Zai Limited | | Live |
| SING WO LIMITED | | Live |
| WAH SING HK LIMITED | | Live |
| Ba Ba Sing Limited | | Live |
| Sing Yu Company Limited | | Live |
| Sing Yik HK Limited | | Live |
| SING YAU LIMITED | | Live |
| SING HEY LIMITED | | Live |
| SING LEE TRADING (2000) COMPANY LIMITED | Private company limited by shares | Live |
| DONG SING (2001 CHINA) COMPANY LIMITED | Private company limited by shares | Dissolved |
| SING YUE ADVERTISING (H.K.) LIMITED | Private company limited by shares | Live |
| WAH SING ADVERTISING (HK) COMPANY LIMITED | Private company limited by shares | Dissolved |
| WAH SING ADVERTISING (HK) COMPANY LIMITED | Private company limited by shares | Dissolved |
| SING YU ADVISORY LIMITED | | Live |
| Sun Sing Aerial Platform Limited | Private company limited by shares | Live |
| PO SING AGENCIES LIMITED | Private company limited by shares | Dissolved |
| HANG SING SHIPPING AGENCY COMPANY LIMITED | Private company limited by shares | Dissolved |
| DAH SING INSURANCE AGENCY LIMITED | Private company limited by shares | Live |
| SING FAI REALTY AGENCY LIMITED | Private company limited by shares | Live |
| WING SING REALTY AGENCY LIMITED | Private company limited by shares | Dissolved |