| WAH TAK WATCH CRYSTAL FACTORY LIMITED | Private company limited by shares | Dissolved |
| OLIVINE WATCH AND CRYSTAL LIMITED | Private company limited by shares | Live |
| CRYSTAL JEWELLERY & WATCHES LIMITED | Private company limited by shares | Live |
| Crystal Watermelon Co., Limited | Private company limited by shares | Live |
| CRYSTAL WAVE LIMITED | Private company limited by shares | Live |
| 11 Crystal Waves, Limited | Private company limited by shares | Live |
| CRYSTAL WEALTH LIMITED | Private company limited by shares | Dissolved |
| WEALTH CRYSTAL COMPANY LIMITED | Private company limited by shares | Live |
| CRYSTAL WEALTH LIMITED | Private company limited by shares | Dissolved |
| CRYSTAL WEALTH LIMITED | Private company limited by shares | Dissolved |
| CRYSTAL WEALTH LIMITED | Private company limited by shares | Dissolved |
| CRYSTAL WEALTH CORPORATION LIMITED | Private company limited by shares | Dissolved |
| CRYSTAL WEALTH ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| CRYSTAL WEALTH INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| CRYSTAL WEALTH INVESTMENT LIMITED | Private company limited by shares | Live |
| CRYSTAL WEALTHY LIMITED | Private company limited by shares | Dissolved |
| WEALTHY CRYSTAL LIMITED | Private company limited by shares | Live |
| Crystal Wedding Limited | Private company limited by shares | Live |
| WELL CRYSTAL LIMITED | Private company limited by shares | Dissolved |
| CRYSTAL WELL LIMITED | Private company limited by shares | Dissolved |
| WELL CRYSTAL LIMITED | Private company limited by shares | Live |
| WELL CRYSTAL ENTERPRISES LIMITED | Private company limited by shares | Live |
| CRYSTAL WELL INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| WELL CRYSTAL INVESTMENT LIMITED | Private company limited by shares | Live |
| Crystal Whale Limited | Private company limited by shares | Live |
| CRYSTAL WHEELER LIMITED | Private company limited by shares | Dissolved |
| CRYSTAL WHITE LIMITED | Private company limited by shares | Live |
| CRYSTAL WHITE INTERNATIONAL (HK) LIMITED | Private company limited by shares | Live |
| WHITE CRYSTAL INVESTMENT LIMITED | Private company limited by shares | Live |
| WHITE CRYSTAL PROPERTIES LIMITED | Private company limited by shares | Live |
| WHITE CRYSTAL TRADING LIMITED | Private company limited by shares | Live |
| Crystal Wide Limited | | Live |
| CRYSTAL DOOR AND WINDOW HONG KONG LIMITED | Private company limited by shares | Live |
| WING FAT CRYSTAL LIMITED | Private company limited by shares | Dissolved |
| WING YUNG'S CRYSTAL LIMITED | | Live |
| CRYSTAL WINGS LIMITED | Private company limited by shares | Dissolved |
| WINGYAN CRYSTAL CO., LIMITED | Private company limited by shares | Dissolved |
| WINNER CRYSTAL LIMITED | Private company limited by shares | Live |
| CRYSTAL WISE LIMITED | Private company limited by shares | Dissolved |
| WISE CRYSTAL LIMITED | Private company limited by shares | Live |
| WONDERFUL CRYSTAL LIMITED | Private company limited by shares | Dissolved |
| CRYSTAL WOOD LIMITED | Private company limited by shares | Dissolved |
| CRYSTAL WORLD LIMITED | Private company limited by shares | Dissolved |
| CRYSTAL WORLD LIMITED | Private company limited by shares | Dissolved |
| Crystal World Company Limited | Private company limited by shares | Dissolved |
| Ocean Crystal World Limited | | Live |
| Ya.Ch Crystal Limited | Private company limited by shares | Live |
| Crystal Yachts Limited | | Live |
| CRYSTAL YEAR LIMITED | Private company limited by shares | Live |
| CRYSTAL YIELD LIMITED | Private company limited by shares | Live |
| YiWu Crystal International Trade Co., Limited | Private company limited by shares | Live |
| YORK CRYSTAL LIMITED | Private company limited by shares | Dissolved |
| CRYSTAL YOUNG LIMITED | Private company limited by shares | Live |
| YOUNG CRYSTAL LIMITED | Private company limited by shares | Live |
| Crystal Zeng Limited | Private company limited by shares | Live |
| ZENITH CRYSTAL COMPANY LIMITED | Private company limited by shares | Live |
| ZHEJIANG STARS CRYSTAL COMPANY LIMITED | Private company limited by shares | Live |
| CRYSTAL ZONE COMPANY LIMITED | Private company limited by shares | Dissolved |
| CRYSTAL ZONE (INTERNATIONAL) LIMITED | Private company limited by shares | Dissolved |
| Ya Zuan Crystal (Hong Kong) Co., Limited | Private company limited by shares | Live |
| CRYSTAL0124 LIMITED | | Live |
| CRYSTALAND COMPANY LIMITED | Private company limited by shares | Dissolved |
| CRYSTALAND LIMITED | Private company limited by shares | Live |
| CRYSTALAND COSMETIC LIMITED | Private company limited by shares | Live |
| Crystaland Education Limited | Private company limited by shares | Live |
| CRYSTALAND INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| CRYSTALBAY LIMITED | Private company limited by shares | Live |
| DONGHAI CRYSTALBLESS LIMITED | Private company limited by shares | Dissolved |
| CRYSTAL-BLU FASHIONS LIMITED | Private company limited by shares | Dissolved |
| Crystal-C Investments Limited | Private company limited by shares | Live |
| Crystal.C Trading Limited | | Live |
| CRYSTALCLEAR WEALTH LIMITED | Private company limited by shares | Live |
| CrystalDew Property Limited | | Live |
| CRYSTALEAP COMPANY LIMITED | Private company limited by shares | Live |
| CRYSTALED INDUSTRIES CO., LIMITED | Private company limited by shares | Live |
| SW CRYSTAL-EDU.NET LIMITED | Private company limited by shares | Dissolved |
| CRYSTALEX LIMITED | Private company limited by shares | Dissolved |
| ORIENTAL CRYSTALEX CRAFT CO., LIMITED | Private company limited by shares | Live |
| CRYSTALFISH LIMITED | Private company limited by shares | Live |
| CRYSTALFIX LIMITED | Private company limited by shares | Dissolved |
| CRYSTALFLEX COMPANY LIMITED | Private company limited by shares | Live |
| CRYSTAL-I CAR BEAUTY & MAINTENANCE LIMITED | Private company limited by shares | Live |
| CRYSTALIME COMPANY LIMITED | Private company limited by shares | Dissolved |
| HK Crystal-Industrial Co., Limited | Private company limited by shares | Live |
| CRYSTALINE LIMITED | Private company limited by shares | Dissolved |
| CRYSTALINE COUNSELLING SERVICE CENTRE LIMITED | Private company limited by shares | Dissolved |
| CRYSTALINK LIMITED | Private company limited by shares | Live |
| CRYSTALINK INVESTMENT LIMITED | Private company limited by shares | Live |
| CRYSTALINK SOUVENIR LIMITED | Private company limited by shares | Dissolved |
| Crystal-IQ (HK) Co., Limited | Private company limited by shares | Live |
| CRYSTALIQUE LIMITED | Private company limited by shares | Dissolved |
| Crystalis IT Solutions Limited | | Live |
| CRYSTAL-IT LIMITED | Private company limited by shares | Live |
| CRYSTALITE COMPANY LIMITED | Private company limited by shares | Dissolved |
| CRYSTALITE ELECTRICAL ENGINEERING (DEVELOPMENT) LIMITED | Private company limited by shares | Live |
| CRYSTALITE ELECTRICAL ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| CRYSTALITE ELECTRICAL ENGINEERING (INVESTMENT) LIMITED | Private company limited by shares | Live |
| CRYSTALITE ELECTRICAL ENGINEERING (HK) LIMITED | Private company limited by shares | Live |
| MAYLAND CRYSTALITE MANUFACTURING COMPANY, LIMITED | Private company limited by shares | Dissolved |
| Crystalivee Limited | | Live |