| YC&C TRADING LIMITED | Private company limited by shares | Live |
| Yccbuy Co., Limited | | Live |
| YCChang Consultant Limited | | Live |
| YC-Chip Limited | | Live |
| YCCL International Limited | Private company limited by shares | Live |
| YCCOM ELECTRONICS CO., LIMITED | Private company limited by shares | Live |
| YCCP LIMITED | | Live |
| Y.C.C.S & Company Limited | | Live |
| HONG KONG YCCT GROUP LIMITED | Private company limited by shares | Dissolved |
| HONG KONG YCCT GROUP LIMITED | Private company limited by shares | Dissolved |
| HONG KONG YCCT GROUP LIMITED | Private company limited by shares | Live |