| YAU SING TRADING LIMITED | Private company limited by shares | Dissolved |
| YIP SING TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| SING K TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| LIN SING TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| KIT SING TRADING LIMITED | Private company limited by shares | Dissolved |
| WO SING TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| SUN SING TRADING LIMITED | Private company limited by shares | Dissolved |
| SING KEE TRADING LIMITED | Private company limited by shares | Dissolved |
| TOP SING TRADING LIMITED | Private company limited by shares | Dissolved |
| YIN SING TRADING LIMITED | Private company limited by shares | Dissolved |
| FUK SING TRADING LIMITED | Private company limited by shares | Live |
| HOU SING TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| SING SING SING TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| YIP SING TRADING LIMITED | Private company limited by shares | Dissolved |
| WAI LIK SING TRADING LIMITED | Private company limited by shares | Live |
| FU SING TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| SING YAT TRADING LIMITED | Private company limited by shares | Dissolved |
| KAR SING TRADING LIMITED | Private company limited by shares | Dissolved |
| LAP SING TRADING COMPANY LIMITED | Private company limited by shares | Live |
| BO SING TRADING LIMITED | Private company limited by shares | Live |
| KA SING TRADING LIMITED | Private company limited by shares | Dissolved |
| HOI SING TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| HO SING TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| YOU SING TRADING LIMITED | Private company limited by shares | Dissolved |
| WO SING TRADING COMPANY LIMITED | Private company limited by shares | Live |
| SING HEI TRADING LIMITED | Private company limited by shares | Dissolved |
| Yun Fai Sing Trading Company Limited | Private company limited by shares | Live |
| SING YIP TRADING LIMITED | Private company limited by shares | Live |
| Sing Ho Trading Limited | Private company limited by shares | Dissolved |
| SING YAN TRADING LIMITED | Private company limited by shares | Live |
| WAH SING TAI TRADING LIMITED | Private company limited by shares | Live |
| Sing Woo Trading Limited | Private company limited by shares | Dissolved |
| SING LI TRADING LIMITED | Private company limited by shares | Live |
| SING YIK TRADING LIMITED | Private company limited by shares | Dissolved |
| SAI SING TRADING COMPANY LIMITED | Private company limited by shares | Live |
| SING TAK TRADING COMPANY LIMITED | Private company limited by shares | Live |
| WAH SING TRADING LIMITED | Private company limited by shares | Live |
| Hey Sing Trading Limited | Private company limited by shares | Live |
| TAK SING TRADING LIMITED | Private company limited by shares | Dissolved |
| YAN SING TRADING LIMITED | Private company limited by shares | Dissolved |
| SAN SING TRADING CO. LIMITED | Private company limited by shares | Live |
| Ka Sing Trading Limited | Private company limited by shares | Live |
| Sing Wo Trading Limited | Private company limited by shares | Live |
| AU SING TRADING LIMITED | Private company limited by shares | Live |
| WAI SING TRADING LIMITED | Private company limited by shares | Live |
| KAI SING TRADING LIMITED | Private company limited by shares | Live |
| Fai Sing Trading Limited | Private company limited by shares | Live |
| Sing Wan Trading Limited | Private company limited by shares | Live |
| SING YAM TRADING LIMITED | Private company limited by shares | Live |
| SING LIK TRADING COMPANY LIMITED | Private company limited by shares | Live |
| Win On Sing Trading Company Limited | Private company limited by shares | Live |
| Sing San Trading Limited | Private company limited by shares | Live |
| Sing Sing Trading Limited | Private company limited by shares | Live |
| SUN SING TRADING COMPANY LIMITED | Private company limited by shares | Live |
| Yat Sing Trading Company Limited | Private company limited by shares | Live |
| KIN SING TRADING LIMITED | Private company limited by shares | Live |
| Sing Tat Trading Company Limited | Private company limited by shares | Live |
| Sing Lam Trading Company Limited | Private company limited by shares | Live |
| Jun Sing Trading Co Limited | Private company limited by shares | Live |
| DE SING TRADING LIMITED | Private company limited by shares | Live |
| KA SING TRADING LIMITED | Private company limited by shares | Live |
| SING JIN TRADING COMPANY LIMITED | Private company limited by shares | Live |
| SING HOI TRADING COMPANY LIMITED | Private company limited by shares | Live |
| PUI SING TRADING COMPANY LIMITED | Private company limited by shares | Live |
| SING MAN TRADING LIMITED | Private company limited by shares | Live |
| PUN SING TRADING LIMITED | Private company limited by shares | Live |
| YAT SING 43 TRADING LIMITED | | Live |
| SING POK TRADING LIMITED | | Live |
| SING YIK TRADING LIMITED | | Live |
| Sing Trading Limited | | Live |
| SING WUI TRADING LIMITED | | Live |
| Yi Sing Trading Co Limited | | Live |
| Wan Sing Trading Limited | | Live |
| KA SING KAM TRADING (H. K.) LIMITED | | Live |
| YUK SING TRADING LIMITED | | Live |
| Man Sing Asia Trading Limited | Private company limited by shares | Live |
| SING SUN ASIA TRADING COMPANY LIMITED | Private company limited by shares | Live |
| FU SING ASIA TRADING LIMITED | | Live |
| CHAM SING TRADING LIMITED | Private company limited by shares | Dissolved |
| CHARM SING TRADING LIMITED | Private company limited by shares | Dissolved |
| TUNG SING CHEUK NGAI TRADING LIMITED | Private company limited by shares | Dissolved |
| CHIN SING TRADING CO., LIMITED | Private company limited by shares | Dissolved |
| CHIN SING TRADING (HONG KONG) COMPANY LIMITED | Private company limited by shares | Live |
| SING CHOI TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| CHONG SING TRADING (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| CHONG SING INT'L HK TRADING LIMITED | Private company limited by shares | Live |
| CHONG SING INVESTMENTS TRADING LIMITED | Private company limited by shares | Dissolved |
| CHUNG SING TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| NAM SING TRADING CO., LIMITED | Private company limited by shares | Dissolved |
| SING FAI TRADING CO., LIMITED | Private company limited by shares | Live |
| SING FA TAT TRADING CO., LIMITED | Private company limited by shares | Live |
| SUN TIN SING TRADING CO., LIMITED | Private company limited by shares | Live |
| SING TAI TRADING CO., LIMITED | Private company limited by shares | Live |
| WAH SING FAI TRADING CO., LIMITED | Private company limited by shares | Live |
| SING HO TRADING CO., LIMITED | Private company limited by shares | Live |
| SING HAO TRADING CO., LIMITED | Private company limited by shares | Live |
| SING SIT TRADING CO., LIMITED | Private company limited by shares | Live |
| Sing Zin Trading Co., Limited | Private company limited by shares | Live |
| Sing Zan Trading Co., Limited | Private company limited by shares | Live |
| K Sing Trading Co., Limited | Private company limited by shares | Live |