| INTRO LIMITED | Private company limited by shares | Live |
| INTRO ASIA LIMITED | Private company limited by shares | Live |
| INTRO CLOUD LIMITED | Private company limited by shares | Live |
| CAP INTRO SOLUTIONS LIMITED | Private company limited by shares | Live |
| INTRO TECHNIC RESOURCES LIMITED | Private company limited by shares | Dissolved |
| INTRO-ADVANCE DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| INTROBEST FOOTWEAR CO., LIMITED | Private company limited by shares | Dissolved |
| INTROBEST PACIFIC LIMITED | Private company limited by shares | Dissolved |
| INTROBEST UNIVERSAL LIMITED | Private company limited by shares | Dissolved |
| INTROBOND LIMITED | Private company limited by shares | Dissolved |
| INTROBOND INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| INTRO-CAPITAL LIMITED | Private company limited by shares | Dissolved |
| INTROCOME COMPANY LIMITED | Private company limited by shares | Dissolved |
| INTROCONSULT LIMITED | Private company limited by shares | Dissolved |
| Introcord Limited | Private company limited by shares | Dissolved |
| INTRO-CROWN RESOURCES LIMITED | Private company limited by shares | Dissolved |
| INTRO-DENSE INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| TINTO INTRODUCERS LIMITED | | Live |
| HK Talent Introduction Consultants Limited | | Live |
| HONG KONG INTRODUCTION LIMITED | Private company limited by shares | Dissolved |
| Hong Kong Talent Introduction Association Limited | | Live |
| CHUNYAN INTERNATIONAL MARRIAGE INTRODUCTION CO., LIMITED | Private company limited by shares | Live |
| Introduction International Hong Kong Limited | Private company limited by shares | Dissolved |
| Fu Qun International Marriage Introduction Co., Limited | Private company limited by shares | Live |
| Introduction International Network Technology Limited | Private company limited by shares | Live |
| JOURNAL OF TECHNOLOGY INTRODUCTION & ADVERTISEMENT LIMITED | Private company limited by shares | Dissolved |
| AUSTRALIAN BUSINESS INTRODUCTION SERVICES LIMITED | Private company limited by shares | Dissolved |
| CAPITAL INTRODUCTION SERVICES LIMITED | Private company limited by shares | Live |
| ASIA CAPITAL INTRODUCTIONS LIMITED | Private company limited by shares | Dissolved |
| INTRO-EXPO LIMITED | Private company limited by shares | Dissolved |
| INTROFAITH LIMITED | Private company limited by shares | Live |
| INTROFIT INVESTMENTS LIMITED | Private company limited by shares | Live |
| INTROFLOW LIMITED | Private company limited by shares | Dissolved |
| INTRO-FORTUNE LIMITED | Private company limited by shares | Live |
| INTRO-FOUNDATE LIMITED | Private company limited by shares | Dissolved |
| INTROFUND BUSINESS MANAGEMENT CO., LIMITED | Private company limited by shares | Live |
| INTROGAIN LIMITED | Private company limited by shares | Dissolved |
| INTRO-GLORY INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| INTROL (HONG KONG) LIMITED | Private company limited by shares | Live |
| INTROLINES INDUSTRIAL (HK) LIMITED | Private company limited by shares | Live |
| Intrometic Limited | Private company limited by shares | Live |
| INTROMONEY LIMITED | Private company limited by shares | Dissolved |
| BONWIN INTRON LIMITED | Private company limited by shares | Dissolved |
| INTRON CHEM CO., LIMITED | Private company limited by shares | Live |
| INTRON CO., LIMITED | Private company limited by shares | Dissolved |
| INTRON ELECTRONICS CO., LIMITED | Private company limited by shares | Live |
| INTRON INDUSTRIAL CO., LIMITED | Private company limited by shares | Live |
| INTRON ORIENTAL LIMITED | Private company limited by shares | Dissolved |
| INTRON RESOURCES LIMITED | Private company limited by shares | Dissolved |
| INTRON TECHNOLOGY LIMITED | Private company limited by shares | Live |
| INTRONEERS LIMITED | | Live |
| IN-TRONIC LIMITED | Private company limited by shares | Dissolved |
| INTRO-NICE COMPANY LIMITED | Private company limited by shares | Dissolved |
| INTRONICS LIMITED | Private company limited by shares | Live |
| INTRONLYTIC LIMITED | | Live |
| INTRO-PEACE LIMITED | Private company limited by shares | Dissolved |
| INTRO-PEARL COMPANY LIMITED | Private company limited by shares | Dissolved |
| INTRO-PEARL DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| INTRO-PEARL ELECTRONIC LIMITED | Private company limited by shares | Dissolved |
| INTRO-PEARL RESOURCES LIMITED | Private company limited by shares | Dissolved |
| INTRO-PROSPER LIMITED | Private company limited by shares | Dissolved |
| INTRO-PURSE LIMITED | Private company limited by shares | Dissolved |
| INTRO-RAY INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| INTRO-SOURCE LIMITED | Private company limited by shares | Dissolved |
| Introtainer Limited | Private company limited by shares | Live |
| INTROTECH LIMITED | Private company limited by shares | Live |
| INTRO-TECH CENTRE LIMITED | Private company limited by shares | Dissolved |
| INTRO-TECH ELECTRONIC LIMITED | Private company limited by shares | Dissolved |
| INTRO-TECH TECHNOLOGY LIMITED | Private company limited by shares | Live |
| INTRO-TEEM INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| INTROTEX COMPANY LIMITED | Private company limited by shares | Live |
| INTRO-TIDE LIMITED | Private company limited by shares | Dissolved |
| INTRO-TIME LIMITED | Private company limited by shares | Dissolved |
| INTRO-TRADE LIMITED | Private company limited by shares | Dissolved |
| INTRO-UNION TRADING LIMITED | Private company limited by shares | Live |
| INTRO-USE LIMITED | Private company limited by shares | Dissolved |
| Introv Limited | Private company limited by shares | Live |
| Introv China Limited | Private company limited by shares | Dissolved |
| INTRO-VIM COMPANY LIMITED | Private company limited by shares | Dissolved |
| INTROWALL LIMITED | Private company limited by shares | Dissolved |
| INTROWAY LIMITED | Private company limited by shares | Dissolved |
| INTRO-WEALTH LIMITED | Private company limited by shares | Dissolved |
| INTROWELL LIMITED | Private company limited by shares | Dissolved |
| INTROWELL LIMITED | Private company limited by shares | Live |
| INTROWELL INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| INTRO-WELL SHIPPING LIMITED | Private company limited by shares | Dissolved |
| INTROWELL TRANSPORTATION LIMITED | Private company limited by shares | Live |
| INTRO-WIN LIMITED | Private company limited by shares | Live |
| INTROWIN ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| INTRO-WIN INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| INTRO-WISE LIMITED | Private company limited by shares | Live |
| Introworld H.K Limited | Private company limited by shares | Live |
| INTRO-WORLD INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |