| GRAND CONCEPT INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| HAPPY CONCEPT INVESTMENT LIMITED | Private company limited by shares | Live |
| LEAD CONCEPT INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| LUCK CONCEPT INVESTMENT LIMITED | Private company limited by shares | Live |
| METRO CONCEPT INVESTMENT LIMITED | Private company limited by shares | Live |
| NICE CONCEPT INVESTMENT LIMITED | Private company limited by shares | Live |
| PINE CONCEPT INVESTMENT LIMITED | Private company limited by shares | Live |
| POLY CONCEPT INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| POWER CONCEPT INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| POWER CONCEPT INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| POWER CONCEPT INVESTMENT LIMITED | Private company limited by shares | Live |
| PROMAX CONCEPT INVESTMENT LIMITED | Private company limited by shares | Live |
| PURE CONCEPT INVESTMENT LIMITED | Private company limited by shares | Live |
| RICH CONCEPT INVESTMENT LIMITED | Private company limited by shares | Live |
| SHEEN CONCEPT INVESTMENT LIMITED | Private company limited by shares | Live |
| SHEENY CONCEPT INVESTMENT LIMITED | Private company limited by shares | Live |
| SMART CONCEPT INVESTMENT LIMITED | Private company limited by shares | Live |
| SOUTH CONCEPT INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SUCCESS CONCEPT INVESTMENT LIMITED | Private company limited by shares | Live |
| TEAM CONCEPT INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| CONCEPT TIME INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| VAST CONCEPT INVESTMENT LIMITED | Private company limited by shares | Live |
| WEALTHY CONCEPT INVESTMENT LIMITED | Private company limited by shares | Live |
| WISDOM CONCEPT INVESTMENT LIMITED | Private company limited by shares | Live |
| YIELD CONCEPT INVESTMENT LIMITED | Private company limited by shares | Live |
| WIN CONCEPT INVESTMENTS LIMITED | Private company limited by shares | Live |
| CONCEPT INVESTMENTS LIMITED | Private company limited by shares | Live |
| SUN CONCEPT INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| SKY CONCEPT INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| NEW CONCEPT INVESTMENTS LIMITED | Private company limited by shares | Live |
| KEY CONCEPT INVESTMENTS LIMITED | Private company limited by shares | Live |
| BIG CONCEPT INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| ON CONCEPT INVESTMENTS LIMITED | Private company limited by shares | Live |
| Concept Investments Asia Limited | Private company limited by shares | Live |
| BASIC CONCEPT INVESTMENTS LIMITED | Private company limited by shares | Live |
| BEST CONCEPT INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| DRAGON CONCEPT INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| FAIR CONCEPT INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| FAST CONCEPT INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| GLORY CONCEPT INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| GOLD CONCEPT INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| GRAND CONCEPT INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| GRAND CONCEPT INVESTMENTS LIMITED | Private company limited by shares | Live |
| HAPPY CONCEPT INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| HAPPY CONCEPT INVESTMENTS LIMITED | Private company limited by shares | Live |
| HONEST CONCEPT INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| HONEST CONCEPT INVESTMENTS LIMITED | Private company limited by shares | Live |
| OCEAN CONCEPT INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| PACIFIC CONCEPT INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| PHOENIX CONCEPT INVESTMENTS LIMITED | Private company limited by shares | Live |
| REVENUE CONCEPT INVESTMENTS LIMITED | Private company limited by shares | Live |
| RICH CONCEPT INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| SMART CONCEPT INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| SPARKLING CONCEPT INVESTMENTS LIMITED | Private company limited by shares | Live |
| SUCCESS CONCEPT INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| TEAM CONCEPT INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| ISING CONCEPT LIMITED | Private company limited by shares | Live |
| Ital Concept Limited | Private company limited by shares | Live |
| MAX CONCEPT ITALIA LIMITED | Private company limited by shares | Live |
| Italian GW Concept Limited | Private company limited by shares | Live |
| ITALIAN CONCEPT LIMITED | Private company limited by shares | Live |
| I.TRADE CONCEPT LIMITED | Private company limited by shares | Dissolved |
| IVZEL (CONCEPT) LIMITED | Private company limited by shares | Live |
| JABEZ CONCEPT LIMITED | Private company limited by shares | Live |
| JAMELLE CONCEPT LIMITED | Private company limited by shares | Dissolved |
| GLOBAL CONCEPT (JAPAN) LIMITED | Private company limited by shares | Live |
| PAUSE CONCEPT (JAPAN) LIMITED | Private company limited by shares | Live |
| G CONCEPT JEWELLERY LIMITED | Private company limited by shares | Live |
| GOLD CONCEPT JEWELLERY LIMITED | Private company limited by shares | Dissolved |
| NEW CONCEPT JEWELRY COMPANY LIMITED | Private company limited by shares | Live |
| Sky Concept Jewelry Limited | Private company limited by shares | Live |
| Jim's Concept Limited | Private company limited by shares | Live |
| Jimsuksuk Concept Limited | Private company limited by shares | Live |
| JOEYS CONCEPT LIMITED | Private company limited by shares | Live |
| JOIN CONCEPT LIMITED | Private company limited by shares | Dissolved |
| JOIN CONCEPT LIMITED | Private company limited by shares | Dissolved |
| JOIN CONCEPT LIMITED | Private company limited by shares | Dissolved |
| JOIN CONCEPT LIMITED | Private company limited by shares | Live |
| JOIN CONCEPT LIMITED | | Live |
| Jolies Concept Limited | Private company limited by shares | Live |
| JOLLY CONCEPT LIMITED | Private company limited by shares | Live |
| Jo's Concept Limited | Private company limited by shares | Live |
| Journeys Concept Company Limited | Private company limited by shares | Dissolved |
| JOYFUL CONCEPT LIMITED | Private company limited by shares | Live |
| JOYFUL CONCEPT LIMITED | Private company limited by shares | Live |
| JOYFUL CONCEPT INVESTMENT LIMITED | | Live |
| JOYOUS CONCEPT LIMITED | Private company limited by shares | Live |
| Kaiser Concept (Holding) Limited | Private company limited by shares | Live |
| KAMCHA FRANCHISING CONCEPT LIMITED | Private company limited by shares | Live |
| KAMEN CONCEPT LIMITED | Private company limited by shares | Live |
| KAPS CONCEPT LIMITED | Private company limited by shares | Dissolved |
| Keepyouth Concept Limited | | Live |
| KELVIN GLOBAL CONCEPT LIMITED | Private company limited by shares | Dissolved |
| KENSY CONCEPT LIMITED | Private company limited by shares | Live |
| Kepler Concept Limited | Private company limited by shares | Live |
| KEVIN CONCEPT II LIMITED | Private company limited by shares | Live |
| KEVIN CONCEPT I LIMITED | Private company limited by shares | Live |
| KIDS' CONCEPT HK LIMITED | Private company limited by shares | Dissolved |
| KIMBERLEY SPA CONCEPT LIMITED | Private company limited by shares | Dissolved |
| Flying King Dining Concept Limited | Private company limited by shares | Live |