| QUALINK ENTERPRISE COMPANY LIMITED | Private company limited by shares | Dissolved |
| QUALINORLD LIMITED | Private company limited by shares | Dissolved |
| QUALION LIMITED | Private company limited by shares | Dissolved |
| QUALIPAC LIMITED | Private company limited by shares | Dissolved |
| Qualipack Technologies Company Limited | Private company limited by shares | Live |
| Qualipartners Hong Kong Limited | Private company limited by shares | Live |
| QUALIPLUS LIMITED | Private company limited by shares | Live |
| QUALI-POINT LIMITED | Private company limited by shares | Dissolved |
| QUALI-POOL LIMITED | Private company limited by shares | Dissolved |
| QUALI-POWER LIMITED | Private company limited by shares | Live |
| QUALIPRO LIMITED | Private company limited by shares | Dissolved |
| QUALIPRODUCTS COMPANY LIMITED | Private company limited by shares | Dissolved |
| QUALI-PROFIT LIMITED | Private company limited by shares | Dissolved |
| QUALI-RESEARCH LIMITED | Private company limited by shares | Dissolved |
| QUALIRICH LIMITED | Private company limited by shares | Dissolved |
| QUALI-RICH INTERNATIONAL LIMITED | Private company limited by shares | Live Commenced dormancy on 29-Mar-2005 |
| QUALI-SALES LIMITED | Private company limited by shares | Dissolved |
| QUALI-SENSE LIMITED | Private company limited by shares | Dissolved |
| QUALISHA LIMITED | Private company limited by shares | Live |
| QUALISINO LIMITED | Private company limited by shares | Live |
| QUALI-SKY INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| Qualison Limited | Private company limited by shares | Live |
| QUALISON ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| QUALI-SOURCE LIMITED | Private company limited by shares | Dissolved |
| QUALI-STAND CONSULTANTS LIMITED | Private company limited by shares | Dissolved |
| QUALI-STANDARD LIMITED | Private company limited by shares | Dissolved |
| QUALI-STAR LIMITED | Private company limited by shares | Dissolved |
| QUALI-STEP LIMITED | Private company limited by shares | Dissolved |
| QUALI-SUCCESS LIMITED | Private company limited by shares | Dissolved |
| QUALI-SUN LIMITED | Private company limited by shares | Live |
| QUALISYS LIMITED | Private company limited by shares | Dissolved |
| QUALIT ENTERPRISE LIMITED | Private company limited by shares | Live |
| QUALIT HOLDINGS LIMITED | Private company limited by shares | Live |
| Quali-t (Hong Kong) Limited | Private company limited by shares | Live |
| QUALIT HOTEL LIMITED | Private company limited by shares | Live |
| QUALIT INTERNATIONAL LIMITED | Private company limited by shares | Live |
| QUALIT INVESTMENT LIMITED | Private company limited by shares | Live |
| QUALIT TRAVEL LIMITED | Private company limited by shares | Live |
| Qualit Worldwide Holdings Limited | Private company limited by shares | Live |
| QUALITAIR TECH LIMITED | Private company limited by shares | Dissolved |
| Qualitas Limited | Private company limited by shares | Live |
| QUALITAS FAR EAST LIMITED | Private company limited by shares | Dissolved |
| Qualitas Primum Limited | Private company limited by shares | Dissolved |
| A&A QUALITATIVE CONSULTANCY LIMITED | Private company limited by shares | Live |
| LA QUALITE FRANCAISE LIMITED | Private company limited by shares | Dissolved |
| SHANGHAI QUALITE INDUSTRIAL & TRADING CO., LIMITED | Private company limited by shares | Dissolved |
| QUALITE TRADING (SHENZHEN) LIMITED | Private company limited by shares | Live |
| Qualiteam Project (HK) Co., Limited | Private company limited by shares | Live |
| QUALITEAM PROJECT CONSULTING CO., LIMITED | Private company limited by shares | Live |
| QUALITEC LIMITED | Private company limited by shares | Live |
| CENTURY QUALITEC LIMITED | Private company limited by shares | Dissolved |
| QUALITECH COMPANY LIMITED | Private company limited by shares | Dissolved |
| QUALITECH LIMITED | Private company limited by shares | Dissolved |
| QUALITECH CONSULTANCY LIMITED | Private company limited by shares | Live |
| QUALITECH ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| QUALITECH INNOVATION LIMITED | Private company limited by shares | Live |
| QUALITECH INSPECTION & TESTING CO. LIMITED | Private company limited by shares | Dissolved |
| Qualitech Machinery Limited | Private company limited by shares | Live |
| Qualitech Testing & Consultancy Limited | Private company limited by shares | Live |
| QUALI-TECH TRADING & MANUFACTURING SERVICE COMPANY LIMITED | Private company limited by shares | Dissolved |
| QUALITEK LIMITED | Private company limited by shares | Dissolved |
| QUALITEL LIMITED | Private company limited by shares | Live |
| QUALITERIAL INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| Qualitethik Limited | Private company limited by shares | Dissolved |
| QUALITEX & COMPANY LIMITED | Private company limited by shares | Dissolved |
| QUALITEX INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| QUALITEX INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| QUALITIME DESIGN & DECORATION LIMITED | Private company limited by shares | Dissolved |
| QUALITIME INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| QUALITIME INDUSTRIES LIMITED | Private company limited by shares | Dissolved |
| QUALITIME PRINTING COMPANY LIMITED | Private company limited by shares | Live |
| Qualitior Technology Co., Limited | | Live |
| QPS Qualitix Clinical Research (HK) Limited | Private company limited by shares | Live |
| QUALITON INDUSTRIAL (HONGKONG) CO., LIMITED | Private company limited by shares | Live |
| QUALITONE LIMITED | Private company limited by shares | Dissolved |
| QUALITOP COMPANY LIMITED | Private company limited by shares | Dissolved |
| QUALITOWN COMPANY LIMITED | Private company limited by shares | Live Commenced dormancy on 01-Jan-2013 |
| QUALITOY LIMITED | Private company limited by shares | Dissolved |
| QUALI-TRADER LIMITED | Private company limited by shares | Dissolved |
| QualitrolTech Limited | Private company limited by shares | Dissolved |
| QUALITRON ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| QUALITRON (HONG KONG) LIMITED | Private company limited by shares | Live |
| QUALITRON ELECTRONIC MATERIALS LIMITED | Private company limited by shares | Live |
| Shenzhen Qualitronic Technology Co., Limited | Private company limited by shares | Live |
| TOP QUALITY LIMITED | Private company limited by shares | Dissolved |
| QUALITY PCB LIMITED | Private company limited by shares | Dissolved |
| QUALITY LIMITED | Private company limited by shares | Dissolved |
| WIN QUALITY LIMITED | Private company limited by shares | Dissolved |
| NEW QUALITY LIMITED | Private company limited by shares | Dissolved |
| BIG QUALITY LIMITED | Private company limited by shares | Dissolved |
| QUALITY COMPANY LIMITED | Private company limited by shares | Dissolved |
| A QUALITY LIMITED | Private company limited by shares | Dissolved |
| ON QUALITY LIMITED | Private company limited by shares | Live |
| TOP QUALITY LIMITED | Private company limited by shares | Dissolved |
| EQ QUALITY LIMITED | Private company limited by shares | Dissolved |
| QUALITY ONE HK LIMITED | Private company limited by shares | Dissolved |
| QUALITY LIMITED | Private company limited by shares | Live |
| QUALITY RUN LIMITED | Private company limited by shares | Dissolved |
| TOP QUALITY LIMITED | Private company limited by shares | Live |
| LED Quality Limited | Private company limited by shares | Dissolved |