| Cap Topia Limited | | Live |
| Topia USA (Asia) Limited | Private company limited by shares | Live |
| TOPIA ACCESSORIES CO., LIMITED | Private company limited by shares | Live |
| Topia Interactive Limited | | Live |
| TOPIA TRADING LIMITED | Private company limited by shares | Live |
| TOPIA TRADING LIMITED | Private company limited by shares | Live |
| TOPIAN CAPITAL LIMITED | Private company limited by shares | Dissolved |
| TOPIAN PROPERTIES LIMITED | Private company limited by shares | Dissolved |
| TOPIARY LIMITED | Private company limited by shares | Live |
| TOPIC LIMITED | Private company limited by shares | Dissolved |
| SKY TOPIC LIMITED | Private company limited by shares | Live |
| Topic Inc Limited | | Live |
| TOPIC ASIAN LIMITED | Private company limited by shares | Live |
| ASIAN CONSULTING TOPIC LIMITED | Private company limited by shares | Dissolved |
| Topic Corp Limited | Private company limited by shares | Live |
| Grand Topic Company Limited | Private company limited by shares | Live |
| A TOPIC GROUP LIMITED | Private company limited by shares | Live |
| HEALTH TOPIC LIMITED | Private company limited by shares | Dissolved |
| TOPIC OFFICE SYSTEMS (HK) LIMITED | Private company limited by shares | Live |
| TOPIC INVESTMENT HOLDINGS LIMITED | Private company limited by shares | Live |
| TOPIC (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| TOPIC (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| TOPIC INDUSTRIAL LIMITED | Private company limited by shares | Live |
| BASIC TOPIC INTERNATIONAL LIMITED | Private company limited by shares | Live |
| TOPIC INTERNATIONAL CO., LIMITED | Private company limited by shares | Live |
| TOPIC INTERNATIONAL DEVELOPMENT CO., LIMITED | Private company limited by shares | Live |
| New Topic International Trading Company Limited | Private company limited by shares | Live |
| GOLD TOPIC INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| TOPIC INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| TOPIC LIGHT CO., LIMITED | Private company limited by shares | Dissolved |
| TOPIC ADVERTISING PRODUCTION CO., LIMITED | Private company limited by shares | Live |
| TOPIC PROPERTY INVESTMENT COMPANY LIMITED | Private company limited by shares | Live |
| Topic Technology Limited | Private company limited by shares | Live |
| TOPIC TRADE LIMITED | Private company limited by shares | Dissolved |
| TOPIC TRANSIT LICENCE LIMITED | Private company limited by shares | Dissolved |
| TOPIC TRANSIT TRADING (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| TOPICA (HK) LIMITED | Private company limited by shares | Live |
| TOPICAL LIMITED | Private company limited by shares | Dissolved |
| TOPICAL SKY INTERNATIONAL LIMITED | Private company limited by shares | Live |
| TOPICAL PARADISE LIMITED | Private company limited by shares | Live |
| Topical Wealth International Limited | Private company limited by shares | Live |
| TOPICK LIMITED | Private company limited by shares | Live |
| Topick Group (Hong Kong) Limited | Private company limited by shares | Live |
| Topicks Trading Limited | Private company limited by shares | Live |
| TOPICON LIMITED | Private company limited by shares | Dissolved |
| Topicon (HK) Limited | Private company limited by shares | Live |
| Top-ID Limited | Private company limited by shares | Live |
| TOPIDA LIMITED | Private company limited by shares | Live |
| TOPIK LIMITED | Private company limited by shares | Live |
| Topik Commerce and Trade Limited | Private company limited by shares | Live |
| TOPIK INTERNATIONAL CO., LIMITED | Private company limited by shares | Live |
| TOPILL LIMITED | Private company limited by shares | Dissolved |
| TOPILLAR COMPANY LIMITED | Private company limited by shares | Dissolved |
| TOPIMAGE INDUSTRIAL (HONGKONG) LIMITED | Private company limited by shares | Live |
| TOP-IN LIMITED | Private company limited by shares | Live |
| TOPIN ADVERTISING LIMITED | Private company limited by shares | Dissolved |
| TOP-IN INVESTMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| SOUTH TOPIN COMPANY LIMITED | Private company limited by shares | Dissolved |
| JK TOP-INDUSTRIAL COMPANY LIMITED | Private company limited by shares | Live |
| TOPINE LIMITED | Private company limited by shares | Dissolved |
| CHINA TOPINE INVESTMENT COMPANY LIMITED | Private company limited by shares | Live |
| ANIC TOPINE INVESTMENT CO., LIMITED | Private company limited by shares | Dissolved |
| TOPINE INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| TOPINE INVESTMENT LIMITED | Private company limited by shares | Live |
| TOPING COMPANY LIMITED | Private company limited by shares | Dissolved |
| Toping Wing Trade Co., Limited | | Live |
| TOPING FINANCIAL GROUP LIMITED | Private company limited by shares | Dissolved |
| Toping International Trading Company Limited | Private company limited by shares | Live |
| Topinka Limited | | Live |
| TOPINNING COMPANY LIMITED | Private company limited by shares | Dissolved |
| TOPINNO INDUSTRIAL LIMITED | Private company limited by shares | Live |
| TOP-IN-PERFORMANCE PRODUCTION LIMITED | Private company limited by shares | Dissolved |
| TOP-INSIGHT INTERNATIONAL (HONG KONG) CO., LIMITED | Private company limited by shares | Live |
| Topintime Industrial Limited | | Live |
| TOPINVEST LIMITED | Private company limited by shares | Dissolved |
| TOPION COMPANY LIMITED | Private company limited by shares | Dissolved |
| TOPIONEER CONSULTING CO., LIMITED | Private company limited by shares | Live |
| SHANGHAI TOPIONEER INDUSTRY LIMITED | Private company limited by shares | Dissolved |
| TOPIS PRODUCTS LIMITED | Private company limited by shares | Live |
| TOPITEMS LIMITED | Private company limited by shares | Live |
| TOPITZ TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| TOPIX LIMITED | Private company limited by shares | Live |