| EVER DIAMOND INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| EXCEL DIAMOND LIMITED | Private company limited by shares | Live |
| DIAMOND EXCHANGE LIMITED | Private company limited by shares | Dissolved |
| DIAMOND FABRIC PRINTERS LIMITED | Private company limited by shares | Dissolved |
| DIAMOND NOODLE FACTORY COMPANY LIMITED | Private company limited by shares | Live |
| DIAMOND FAIR COMPANY LIMITED | Private company limited by shares | Dissolved |
| DIAMOND FAME LIMITED | Private company limited by shares | Dissolved |
| DIAMOND FAME LIMITED | Private company limited by shares | Live |
| FAME DIAMOND LIMITED | Private company limited by shares | Live |
| FAME DIAMOND LIMITED | Private company limited by shares | Live |
| FANCY DIAMOND LIMITED | Private company limited by shares | Live |
| FAREAST DIAMOND LIMITED | Private company limited by shares | Live |
| DIAMOND BACK FASHION COMPANY LIMITED | Private company limited by shares | Live |
| DIAMOND DRAGON FASHION LIMITED | Private company limited by shares | Live |
| FAST DIAMOND LIMITED | Private company limited by shares | Dissolved |
| FAST DIAMOND LIMITED | Private company limited by shares | Live |
| DIAMOND FINANCE COMPANY LIMITED | Private company limited by shares | Dissolved |
| DIAMOND FINANCE LIMITED | Private company limited by shares | Live |
| DIAMOND FINANCIAL SERVICE COMPANY LIMITED | Private company limited by shares | Live |
| FINE DIAMOND LIMITED | Private company limited by shares | Dissolved |
| DIAMOND FINE LIMITED | Private company limited by shares | Live |
| FINE DIAMOND LIMITED | Private company limited by shares | Dissolved |
| FINE DIAMOND CENTRE LIMITED | Private company limited by shares | Dissolved |
| FINE DIAMOND DEVELOPMENTS LIMITED | Private company limited by shares | Dissolved |
| FINE DIAMOND INVESTMENT LIMITED | Private company limited by shares | Live |
| FINE DIAMOND JEWELLERY LIMITED | Private company limited by shares | Dissolved |
| BEAUTY FINE DIAMOND JEWELLERY LIMITED | Private company limited by shares | Dissolved |
| JonF Fine Diamond Jewellery Limited | Private company limited by shares | Live |
| Firestar Diamond Limited | Private company limited by shares | Live |
| DIAMOND FIRST COMPANY LIMITED | Private company limited by shares | Dissolved |
| First Diamond Limited | Private company limited by shares | Live |
| DIAMOND FIVE HOLDING LIMITED | Private company limited by shares | Live |
| FLAMINGO DIAMOND LIMITED | Private company limited by shares | Live |
| FLANDERS DIAMOND (HONG KONG) COMPANY LIMITED | Private company limited by shares | Dissolved |
| Pro Flash Diamond Jewellery Limited | Private company limited by shares | Live |
| DIAMOND FLOW LIMITED | Private company limited by shares | Live |
| DIAMOND FLOWER LIMITED | Private company limited by shares | Dissolved |
| FLOWER DIAMOND LIMITED | Private company limited by shares | Live |
| DIAMOND FOCUS LIMITED | Private company limited by shares | Live |
| DIAMOND FOCUS LIMITED | Private company limited by shares | Live |
| KOWLOON YUEN LING (DIAMOND HILL) KAI FONG WELFARE ASSOCIATION LIMITED | Company limited by guarantee | Dissolved |
| LUK FOOK DIAMOND COMPANY LIMITED | Private company limited by shares | Live |
| DIAMOND FORCE COMPANY LIMITED | Private company limited by shares | Dissolved |
| DIAMOND FORD LIMITED | Private company limited by shares | Dissolved |
| DIAMOND FORD LIMITED | Private company limited by shares | Live |
| DIAMOND FOREST LIMITED | Private company limited by shares | Live |
| FORMATIVE DIAMOND COLLECTION LIMITED | Private company limited by shares | Dissolved |
| DIAMOND FORT LIMITED | Private company limited by shares | Dissolved |
| DIAMOND FORTUNE LIMITED | Private company limited by shares | Dissolved |
| FORTUNE DIAMOND LIMITED | Private company limited by shares | Dissolved |
| FORTUNE DIAMOND LIMITED | Private company limited by shares | Dissolved |
| FORTUNE DIAMOND LIMITED | Private company limited by shares | Dissolved |
| DIAMOND FORTUNE LIMITED | Private company limited by shares | Live |
| HONGKONG DIAMOND FORTUNE INTERNATIONAL JEWELRY CO., LIMITED | Private company limited by shares | Live |
| FRIENDSHIP DIAMOND LIMITED | Private company limited by shares | Live |
| FROST DIAMOND LIMITED | Private company limited by shares | Live |
| DIAMOND FULL LIMITED | Private company limited by shares | Live |
| FULL DIAMOND SHIPPING LIMITED | Private company limited by shares | Dissolved |
| DIAMOND FUTURES LIMITED | Private company limited by shares | Dissolved |
| DIAMOND GAIN LIMITED | Private company limited by shares | Dissolved |
| DIAMOND GALA LIMITED | Private company limited by shares | Dissolved |
| HK DIAMOND GALAXY LIMITED | Private company limited by shares | Live |
| Diamond Gear Motor Limited | Private company limited by shares | Live |
| GEMINI DIAMOND COMPANY LIMITED | Private company limited by shares | Dissolved |
| GENEVA DIAMOND (H K) LIMITED | Private company limited by shares | Dissolved |
| GLOBAL DIAMOND LIMITED | Private company limited by shares | Live |
| GLOBAL DIAMOND ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| Global Diamond Jewelry Limited | Private company limited by shares | Live |
| Glorious Diamond Limited | Private company limited by shares | Live |
| DIAMOND GLORY COMPANY LIMITED | Private company limited by shares | Dissolved |
| DIAMOND GLORY LIMITED | Private company limited by shares | Dissolved |
| GLORY DIAMOND LIMITED | Private company limited by shares | Dissolved |
| GLORY DIAMOND LIMITED | Private company limited by shares | Live |
| DIAMOND GLORY LIMITED | Private company limited by shares | Dissolved |
| DIAMOND GLORY LIMITED | Private company limited by shares | Live |
| DIAMOND GOAL LIMITED | Private company limited by shares | Live |
| DIAMOND GOLD LIMITED | Private company limited by shares | Dissolved |
| GOLD DIAMOND LIMITED | Private company limited by shares | Dissolved |
| DIAMOND GOLD LIMITED | Private company limited by shares | Dissolved |
| GOLD DIAMOND LIMITED | Private company limited by shares | Dissolved |
| DIAMOND GOLD LIMITED | Private company limited by shares | Live |
| Gold n Diamond Limited | Private company limited by shares | Dissolved |
| GOLD DIAMOND LIMITED | Private company limited by shares | Live |
| Gold and Diamond Limited | | Live |
| HK GOLD DIAMOND LIMITED | | Live |
| GOLD DIAMOND ENTERPRISES LIMITED | Private company limited by shares | Live |
| IMPERIAL DIAMOND JEWELLERY & GOLD COMPANY LIMITED | Private company limited by shares | Live |
| DIAMOND GOLD MANUFACTURER LIMITED | Private company limited by shares | Dissolved |
| GOOD DIAMOND LIMITED | Private company limited by shares | Dissolved |
| GOOD DIAMOND LIMITED | Private company limited by shares | Live |
| Good Diamond Creation Limited | Private company limited by shares | Live |
| GOOD FORTUNE DIAMOND COMPANY LIMITED | Private company limited by shares | Dissolved |
| GOOD DIAMOND INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| DIAMOND GRACE LIMITED | Private company limited by shares | Dissolved |
| DIAMOND GRACE LIMITED | Private company limited by shares | Dissolved |
| GRACE DIAMOND LIMITED | Private company limited by shares | Live |
| DIAMOND GRACE LIMITED | Private company limited by shares | Live |
| GRACE DIAMOND LIMITED | | Live |
| GRAND DIAMOND LIMITED | Private company limited by shares | Dissolved |
| GRAND DIAMOND LIMITED | Private company limited by shares | Live |