| Blue Beauty Cosmetic Hong Kong Limited | | Live |
| Blue Ocean Creation Investment Hong Kong Limited | Private company limited by shares | Live |
| Blue Whale Cross Border (Hong Kong) Limited | | Live |
| HONG KONG BLUE CUBE TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| Blue Cube Technology (Hong Kong) Co., Limited | | Live |
| Blue Cube (Hong Kong) Limited | Private company limited by shares | Live |
| HONG KONG BLUE RAIN DAY-CHEMICAL LIMITED | Private company limited by shares | Live |
| HONG KONG BLUE SKY DESIGNING & ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| BLUE DREAM (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| Hong Kong Blue Chip E-commerce Limited | | Live |
| BLUE MAX ELECTRIC (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| HONG KONG BLUE SEA ELECTRONIC LIMITED | Private company limited by shares | Live |
| HONG KONG BLUE SKY ELECTRONICS LIMITED | Private company limited by shares | Live |
| HONG KONG EMERALD BLUE COMPANY LIMITED | Private company limited by shares | Dissolved |
| HONG KONG EMERALD BLUE COMPANY LIMITED | Private company limited by shares | Live |
| Hong Kong Blue Ocean Wave Energy Limited | Private company limited by shares | Live |
| HONG KONG BLUE SKY ENTERPRISE GROUP LIMITED | Private company limited by shares | Dissolved |
| BLUE SKY HONG KONG ENTERPRISE LIMITED | Private company limited by shares | Live |
| Blue Ocean Enterprises (Hong Kong) Limited | Private company limited by shares | Live |
| HONG KONG BLUE STAR ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| Blue Whale Interactive Entertainment (Hong Kong) Limited | Private company limited by shares | Live |
| FRENCH BLUE DRAGON FASHION (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| BLUE FOX FASHION (HONG KONG) COMPANY LIMITED | Private company limited by shares | Dissolved |
| BLUE MARY INTERNATIONAL FASHION (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| Hong Kong Blue Whale Financial Technology Group Limited | Private company limited by shares | Live |
| BLUE TEA GAMES HONG KONG LIMITED | Private company limited by shares | Live |
| Deep Blue (Hong Kong) Anime Gift Limited | Private company limited by shares | Live |
| BLUE GRASS (HONG KONG) CO., LIMITED | Private company limited by shares | Dissolved |
| Hong Kong Blue Sea Green Forest Limited | | Live |
| HONG KONG BLUE WHALE GROUP INTERNATIONAL BUSINESS LIMITED | Private company limited by shares | Dissolved |
| Hong Kong Blue Beret International Security Group Co., Limited | Private company limited by shares | Live |
| Hong Kong Blue Shadow Red Earth Global Group Co., Limited | Private company limited by shares | Live |
| HUABO BLUE SKY INTERNATIONAL HOLDING GROUP (HONG KONG) TECHNOLOGY R&D CO., LIMITED | Private company limited by shares | Live |
| HONG KONG BLUE BIRD INTERNATIONAL GROUP CO., LIMITED | Private company limited by shares | Dissolved |
| Blue cloud of Hong Kong international group Co., Limited | Private company limited by shares | Live |
| Hong Kong Blue Letinous Edodes International Group Co., Limited | Private company limited by shares | Live |
| Hong Kong Blue Forest Group Limited | Private company limited by shares | Live |
| FRENCH BLUE BAY INTERNATIONAL GROUP HONG KONG LIMITED | Private company limited by shares | Live |
| Hong Kong Blue Sky Investment Group Co. Limited | Private company limited by shares | Live |
| Janjaweed Blue Sea (Hong Kong) Holding Group Limited | Private company limited by shares | Live |
| BLUE SKY HONG KONG GROUP LIMITED | Private company limited by shares | Live |
| Blue Hong Kong Group Limited | | Live |
| HONG KONG BLUE BEER ENTERPRISE GROUP CO., LIMITED | Private company limited by shares | Dissolved |
| HONG KONG CHINA BLUE SOFTWARE TECHNOLOGY GROUP LIMITED | Private company limited by shares | Dissolved |
| Blue Label International Group (Hong Kong) Company Limited | Private company limited by shares | Live |
| Blue Light Tower Group (Hong Kong) Limited | | Live |
| Hong Kong blue valley Group Media Co., Limited | | Live |
| HONG KONG BLUE OCEAN BQ TRADING GROUP LIMITED | Private company limited by shares | Live |
| HONG KONG BLUE BIRD SHOES INTERNATIONAL (GROUP) LIMITED | Private company limited by shares | Live |
| BLUE OCEAN WINES GROUP (HONG KONG) CO., LIMITED | Private company limited by shares | Dissolved |
| DEEP BLUE HEALTH (HONG KONG) LIMITED | Private company limited by shares | Live |
| PUBLIC HEALTHY BLUE RIBBON (HONG KONG) HEALTHY CULTURE SPREAD LIMITED | Private company limited by shares | Live |
| HONG KONG BLUE HYDRON BLUE HEAVEN BORDER HOLDING CO., LIMITED | Private company limited by shares | Dissolved |
| Blue Heaven (Hong Kong) Pty Limited | Private company limited by shares | Dissolved |
| INDIGO BLUE (HONG KONG - CHINA) COURIER LIMITED | Private company limited by shares | Dissolved |
| INDIGO BLUE (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| Blue industrial (Hong Kong) co., Limited | Private company limited by shares | Live |
| Hong Kong Blue Sky Industrial Group Co., Limited | Private company limited by shares | Live |
| BLUE SKY TRADING HONG KONG INDUSTRIAL CO., LIMITED | Private company limited by shares | Dissolved |
| HONG KONG OCEAN BLUE INTERNATIONAL INDUSTRIAL CO., LIMITED | Private company limited by shares | Live |
| HONG KONG BLUE SPORTING INDUSTRIAL CO., LIMITED | Private company limited by shares | Live |
| Blue Ocean World (Hong Kong) Industrial Company Limited | Private company limited by shares | Dissolved |
| Hong Kong Blue Solids International Industry Limited | Private company limited by shares | Live |
| Hong Kong Deep Blue Investment Limited | | Live |
| BLUE SKY HONG KONG INVESTMENT LIMITED | Private company limited by shares | Live |
| Investment Blue (Hong Kong) Limited | Private company limited by shares | Dissolved |
| HONG KONG BLUE SKY INVESTMENT LIMITED | Private company limited by shares | Live |
| BLUE SKY INVESTMENT HONG KONG LIMITED | Private company limited by shares | Live |
| HONG KONG BLUE FAR INVESTMENT LIMITED | Private company limited by shares | Live |
| Hong Kong Blue Yu Investment Limited | Private company limited by shares | Live |
| Hong Kong Blue Kang International Energy Association Limited | Private company limited by shares | Live |
| KOALA BLUE (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| WIN BLUE (HONG KONG) LIMITED | Private company limited by shares | Live |
| OUT OF THE BLUE (HONG KONG) LIMITED | Private company limited by shares | Live |
| E.L BLUE HONG KONG LIMITED | Private company limited by shares | Dissolved |
| HONG KONG BLUE SKY LIMITED | Private company limited by shares | Live |
| BLUE DOT (HONG KONG) LIMITED | Private company limited by shares | Live |
| AG Blue Ray (Hong Kong) Limited | Private company limited by shares | Dissolved |
| HONG KONG BLUE BAY COMPANY LIMITED | Private company limited by shares | Live |
| BLUE HONG KONG COMPANY LIMITED | Private company limited by shares | Live |
| BLUE SEA (HONG KONG) LIMITED | Private company limited by shares | Live |
| Blue Yu (Hong Kong) Limited | Private company limited by shares | Live |
| Dot Blue Hong Kong Limited | Private company limited by shares | Live |
| FAR BLUE HONG KONG LIMITED | | Live |
| HONG KONG BLUE YUN LIMITED | | Live |
| BLUE BIRD SYSTEM HONG KONG LIMITED | Private company limited by shares | Live |
| Blue Sky Capital Hong Kong Limited | Private company limited by shares | Live |
| BLUE LABEL HONG KONG CO., LIMITED | Private company limited by shares | Live |
| Blue Ocean Containers (Hong Kong) Limited | Private company limited by shares | Live |
| BLUE ELEPHANT (HONG KONG) LIMITED | | Live |
| BLUE WAVE (HONG KONG) ENVIRONTECH LIMITED | Private company limited by shares | Dissolved |
| HONG KONG BLUE BAY (INTERNATIONAL) IMPORT EXPORT PTE LIMITED | Private company limited by shares | Live |
| Ford Blue Mach Technology (Hong Kong) Limited | | Live |
| BLUE OCEAN GROUP (HONG KONG) LIMITED | Private company limited by shares | Live |
| BLUE COAST (HONG KONG) INVESTMENT LIMITED | Private company limited by shares | Live |
| BLUE OCEAN (HONG KONG) INVESTMENT LIMITED | Private company limited by shares | Live |
| Blue Ocean Investment (Hong Kong) Limited | Private company limited by shares | Live |
| LYFE Capital Blue Arch (Hong Kong) Limited | Private company limited by shares | Live |
| Blue Mistral Hong Kong Limited | Private company limited by shares | Live |
| Oriental Blue Ocean (Hong Kong) Cci Capital Limited | | Live |