| MDA CRYSTALS LIMITED | Private company limited by shares | Dissolved |
| TGS CRYSTALS LIMITED | Private company limited by shares | Dissolved |
| Ice Crystals Limited | | Live |
| CRYSTAL'S DIARY LIMITED | | Live |
| GOLD CRYSTALS INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| THREE CRYSTALS HONG KONG LIMITED | Private company limited by shares | Live |
| LITTLE CRYSTALS COMPANY LIMITED | Private company limited by shares | Live |
| Crystal's Lover Limited | Private company limited by shares | Live |
| Natural Crystals Company Limited | Private company limited by shares | Live |
| CRYSTALS TECHNOLOGY LIMITED | Private company limited by shares | Live |
| CRYSTALS & TRIMMING LIMITED | Private company limited by shares | Dissolved |
| CRYSTALSON LIMITED | Private company limited by shares | Dissolved |