| LONGFONG DIAMOND LIMITED | Private company limited by shares | Live |
| Diamond Looper Limited | Private company limited by shares | Live |
| LOPEZ DIAMOND COMPANY LIMITED | Private company limited by shares | Live |
| LOVE DIAMOND COMPANY LIMITED -THE- | Private company limited by shares | Live |
| ALL LOVE DIAMOND LIMITED | Private company limited by shares | Live |
| HK Diamond Love Jewelry Limited | Private company limited by shares | Live |
| LOVELY DIAMOND LIMITED | Private company limited by shares | Dissolved |
| LOVEMARK DIAMOND LIMITED | Private company limited by shares | Live |
| LSLH DIAMOND LIMITED | Private company limited by shares | Live |
| DIAMOND LUCK LIMITED | Private company limited by shares | Live |
| LUCKY DIAMOND LIMITED | Private company limited by shares | Dissolved |
| LUCKY DIAMOND LIMITED | Private company limited by shares | Dissolved |
| LUCKY DIAMOND LIMITED | Private company limited by shares | Dissolved |
| LUCKY DIAMOND LIMITED | Private company limited by shares | Live |
| LUCKY DIAMOND ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| LUCS DIAMOND LIMITED | Private company limited by shares | Live |
| LUNG FOOK JEWELLERY DIAMOND COMPANY LIMITED | Private company limited by shares | Live |
| CHINA BLACK DIAMOND PROPERTY INVESTMENT MANAGEMENT LIMITED | Private company limited by shares | Live |
| Mansan Diamond Limited | Private company limited by shares | Live |
| DIAMOND TOY MANUFACTORY LIMITED | Private company limited by shares | Dissolved |
| S N DIAMOND MANUFACTURING LIMITED | Private company limited by shares | Live |
| SYNDICATE DIAMOND MANUFACTURING LIMITED | Private company limited by shares | Live |
| March Diamond Limited | Private company limited by shares | Live |
| MARCO LEE DIAMOND TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| DIAMOND MARINE COMPANY LIMITED | Private company limited by shares | Live |
| Grand Diamond Maritime Company Limited | Private company limited by shares | Dissolved |
| MAPLE DIAMOND MARITIME LIMITED | Private company limited by shares | Live |
| Marjorie Diamond Company Limited | Private company limited by shares | Dissolved |
| DIAMOND MARK COMPANY LIMITED | Private company limited by shares | Dissolved |
| DIAMOND MARK LIMITED | Private company limited by shares | Live |
| MARK WIN DIAMOND LIMITED | Private company limited by shares | Live |
| DIAMOND MARKET LIMITED | Private company limited by shares | Live |
| Diamond Asset Markets Limited | Private company limited by shares | Live |
| MARQUISE DIAMOND LIMITED | Private company limited by shares | Live |
| Massive Diamond HK Limited | Private company limited by shares | Live |
| MASTER DIAMOND LIMITED | Private company limited by shares | Dissolved |
| MASTER DIAMOND LIMITED | Private company limited by shares | Dissolved |
| DIAMOND MASTER LIMITED | Private company limited by shares | Live |
| MASTER DIAMOND LIMITED | Private company limited by shares | Live |
| DIAMOND MASTER LIMITED | Private company limited by shares | Live |
| DIAMOND MASTER LIMITED | Private company limited by shares | Live |
| DIAMOND MASTER JEWELLERY LIMITED | Private company limited by shares | Dissolved |
| MATIS DIAMOND LIMITED | Private company limited by shares | Live |
| MATSUYA DIAMOND COMPANY LIMITED | Private company limited by shares | Dissolved |
| MEGA DIAMOND LIMITED | Private company limited by shares | Live |
| DIAMOND MEGA LIMITED | Private company limited by shares | Dissolved |
| Diamond RC Melik Limited | Private company limited by shares | Live |
| DIAMOND MEMORY LIMITED | Private company limited by shares | Live |
| MIDNIGHT SUN DIAMOND CRAFTS LIMITED | Private company limited by shares | Dissolved |
| MIGHTY DIAMOND LIMITED | Private company limited by shares | Live |
| DIAMOND MILLENNIUM LIMITED | Private company limited by shares | Dissolved |
| MILLION DIAMOND LIMITED | Private company limited by shares | Dissolved |
| MILLION DIAMOND LIMITED | Private company limited by shares | Live |
| DIAMOND MIND LIMITED | | Live |
| DIAMOND MINE LIMITED | Private company limited by shares | Dissolved |
| DIAMOND MINE SPORTS ASSOCIATION LIMITED | Company limited by guarantee | Dissolved |
| GOLD MINE DIAMOND LIMITED | Private company limited by shares | Dissolved |
| GOLD MINE DIAMOND LIMITED | Private company limited by shares | Live |
| DIAMOND MIRACLE COMPANY LIMITED | Private company limited by shares | Dissolved |
| DIAMOND MIRACLE ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| MISS DIAMOND LIMITED | Private company limited by shares | Dissolved |
| MISSION DIAMOND LIMITED | Private company limited by shares | Live |
| MODERN DIAMOND COMPANY LIMITED | Private company limited by shares | Dissolved |
| MODERN DIAMOND LIMITED | Private company limited by shares | Live |
| MODERN DIAMOND LIMITED | Private company limited by shares | Live |
| HONEY MOON INTERNATIONAL WEDDING DIAMOND INSTITUTION LIMITED | Private company limited by shares | Live |
| MORE DIAMOND LIMITED | Private company limited by shares | Live |
| DIAMOND MOTORS LIMITED | Private company limited by shares | Dissolved |
| DIAMOND MOTORS CENTRE LIMITED | Private company limited by shares | Dissolved |
| DIAMOND MUSIC LIMITED | Private company limited by shares | Dissolved |
| DIAMOND NATION LIMITED | Private company limited by shares | Live |
| Natural Diamond Limited | Private company limited by shares | Live |
| DIAMOND NAVIGATION COMPANY LIMITED | Private company limited by shares | Dissolved |
| DIAMOND NETWORK LIMITED | Private company limited by shares | Dissolved |
| DIAMOND NETWORK LIMITED | Private company limited by shares | Live |
| WAH NGAI DIAMOND COMPANY LIMITED | Private company limited by shares | Dissolved |
| DIAMOND NICE LIMITED | Private company limited by shares | Live |
| NILOH DIAMOND SHARES LIMITED | Private company limited by shares | Dissolved |
| NORTH DIAMOND TRADE COMPANY LIMITED | Private company limited by shares | Live |
| OBERON DIAMOND TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| DIAMOND OCEAN LIMITED | Private company limited by shares | Dissolved |
| OCEAN DIAMOND LIMITED | Private company limited by shares | Live |
| DIAMOND OCEAN LIMITED | Private company limited by shares | Live |
| DIAMOND & OCEANUS LIMITED | Private company limited by shares | Dissolved |
| GAM FOOK DIAMOND ONLINE LIMITED | Private company limited by shares | Live |
| DIAMOND OUTLINE LIMITED | Private company limited by shares | Live |
| PACIFIC DIAMOND LIMITED | Private company limited by shares | Dissolved |
| PACIFIC DIAMOND LIMITED | Private company limited by shares | Dissolved |
| Diamond Pacific Limited | Private company limited by shares | Live |
| PACIFIC DIAMOND LIMITED | Private company limited by shares | Live |
| DIAMOND KEY ASIA PACIFIC LIMITED | Private company limited by shares | Live |
| DIAMOND ONE ASIA PACIFIC LIMITED | Private company limited by shares | Dissolved |
| DIAMOND ASIA PACIFIC LIMITED | Private company limited by shares | Live |
| DIAMOND PACIFIC CAPITAL LIMITED | Private company limited by shares | Dissolved |
| DIAMOND PALACE LIMITED | Private company limited by shares | Live |
| PALACE DIAMOND LIMITED | Private company limited by shares | Live |
| DIAMOND PALACE LIMITED | Private company limited by shares | Live |
| Panda Diamond Company Limited | Private company limited by shares | Live |
| PANH DIAMOND LIMITED | Private company limited by shares | Live |
| PARAGON DIAMOND LIMITED | Private company limited by shares | Live |