| ASTAR COMPANY LIMITED | Private company limited by shares | Live |
| A-STAR AUTO CO. LIMITED | Private company limited by shares | Dissolved |
| A-Star Aviation Industry (HK) Co. Limited | Private company limited by shares | Live |
| ASTAR BIO-CHEMICAL TECHNOLOGY CO., LIMITED | Private company limited by shares | Dissolved |
| ASTAR BIOTECH CO., LIMITED | Private company limited by shares | Dissolved |
| A-STAR CANADA CAREGIVER CONSULTANTS LIMITED | Private company limited by shares | Live |
| A-STAR CHEMICAL GROUP LIMITED | Private company limited by shares | Dissolved |
| A-STAR GLOBAL CLUB LIMITED | Private company limited by shares | Dissolved |
| Astar HK Co., Limited | Private company limited by shares | Dissolved |
| ASTAR DIAMOND TOOLS CO., LIMITED | Private company limited by shares | Live |
| ASTAR GROUP CO., LIMITED | Private company limited by shares | Dissolved |
| A-STAR HOLDING CO., LIMITED | Private company limited by shares | Live |
| Astar Intelligent Co., Limited | Private company limited by shares | Live |
| ITALY ASTAR FURNITURE CO., LIMITED | Private company limited by shares | Live |
| A-star Lighting Co., Limited | Private company limited by shares | Live |
| Astar Precision Tooling Co., Limited | | Live |
| Astar Printerlink Co., Limited | Private company limited by shares | Live |
| ASTAR SHIPPING CO., LIMITED | Private company limited by shares | Live |
| HK ASTAR TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| Shenzhen Astar Technology Co., Limited | Private company limited by shares | Live |
| ASTAR TRADING CO., LIMITED | | Live |
| A-Star Consultancy Limited | Private company limited by shares | Live |
| ASTAR NDT CONSULTANTS LIMITED | Private company limited by shares | Live |
| A-STAR CONSULTING (ASIA PACIFIC) LIMITED | Private company limited by shares | Dissolved |
| ASTAR CORPORATION LIMITED | Private company limited by shares | Live |
| ASTAR DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| ASTAR TECHNOLOGY DEVELOPMENT CO., LIMITED | Private company limited by shares | Live |
| ASTAR ELECTRONICS LIMITED | Private company limited by shares | Live |
| A-STAR ELECTRONICS TECHNOLOGY LIMITED | Private company limited by shares | Live |
| ASTAR ENERGY ASIA LIMITED | Private company limited by shares | Live |
| ASTAR ENTERPRISES LIMITED | Private company limited by shares | Live |
| ASTAR ENVIRONMENT PROCESS CENTRE LIMITED | Private company limited by shares | Live |
| A-Star eSolutions Limited | Private company limited by shares | Live |
| A-STAR EXPRESS COMPANY LIMITED | Private company limited by shares | Dissolved |
| ASTAR Global Limited | Private company limited by shares | Dissolved |
| ASTAR GLOBAL CO., LIMITED | Private company limited by shares | Live |
| Astar Pro Group Limited | Private company limited by shares | Live |
| ASTAR KITCHEN APPLIANCE GROUP CO., LIMITED | Private company limited by shares | Live |
| ZHEJIANG ASTAR ELECTRIC GROUP LIMITED | | Live |
| A-Star (HK) Limited | Private company limited by shares | Live |
| ASTAR INDUSTRIAL (HK) LIMITED | Private company limited by shares | Live |
| A-STAR MICROSEMI (H.K) LIMITED | Private company limited by shares | Dissolved |
| ASTAR TECHNOLOGY (HK) LIMITED | Private company limited by shares | Live |
| ASTAR (HK) TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| ASTAR TEXTILES (H.K.) COMPANY LIMITED | Private company limited by shares | Dissolved |
| Astar Technology Holdings Limited | Private company limited by shares | Live |
| A-STAR HONG KONG GROUP LIMITED | Private company limited by shares | Live |
| GLORY A-STAR INVESTMENTS (HONG KONG) LIMITED | Private company limited by shares | Live |
| HONG KONG A-STAR TRADING CO. LIMITED | Private company limited by shares | Live |
| HONGKONG ASTAR COMPANY LIMITED | Private company limited by shares | Dissolved |
| HONGKONG ASTAR FURNITURE CO., LIMITED | Private company limited by shares | Live |
| HONGKONG A-STAR HOLDING CO., LIMITED | Private company limited by shares | Live |
| ASTAR ELECTRONICS (HONGKONG) CO., LIMITED | Private company limited by shares | Live |
| HONGKONG A-STAR GROUP CO., LIMITED | Private company limited by shares | Live |
| ASTAR HONGKONG TRADING COMPANY LIMITED | Private company limited by shares | Live |
| ASTAR INDUSTRIAL LIMITED | Private company limited by shares | Live |
| A-STAR INDUSTRY&TRADING CO., LIMITED | Private company limited by shares | Live |
| A-STAR INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| HK ASTAR INTERNATIONAL CO., LIMITED | Private company limited by shares | Dissolved |
| HK Astar International Trade Co., Limited | Private company limited by shares | Live |
| Astar Concept (International) Limited | Private company limited by shares | Live |
| ASTAR INTERNATIONAL HOLDINGS LIMITED | Private company limited by shares | Live |
| ASTAR INTERNATIONAL INDUSTRIAL COMPANY (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| Astar International Industrial Co., Limited | Private company limited by shares | Live |
| ASTAR INTERNATIONAL INDUSTRY CO., LIMITED | Private company limited by shares | Live |
| A-Star Soon International Limited | Private company limited by shares | Live |
| A-STAR TECHNOLOGY INTERNATIONAL LIMITED | Private company limited by shares | Live |
| ASTAR INTERNATIONAL TRADING CO., LIMITED | | Live |
| ASTAR INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| ASTAR INVESTMENT LIMITED | Private company limited by shares | Live |
| Astar Kids Limited | Private company limited by shares | Live |
| A-STAR CREATIVE LEARNING LIMITED | Private company limited by shares | Live |
| ASTAR LEATHER GOODS COMPANY LIMITED | Private company limited by shares | Dissolved |
| ASTAR LIGHT OPTO CO., LIMITED | Private company limited by shares | Dissolved |
| HK ASTAR LIGHTING LIMITED | Private company limited by shares | Live |
| SHENZHEN A-STAR LIGHTING LIMITED | Private company limited by shares | Live |
| Hunan Astar New Materials Co., Limited | Private company limited by shares | Live |
| A-STAR MEDIA LIMITED | Private company limited by shares | Live |
| A-STAR MICRO ELECTRONICS (HK) LIMITED | Private company limited by shares | Live |
| A-STAR OPTICS COMPANY LIMITED | Private company limited by shares | Live |
| ASTAR ORTHODONTICS CO., LIMITED | Private company limited by shares | Dissolved |
| A-Star Overseas Education Limited | Private company limited by shares | Live |
| ASTAR PACIFIC ENGG. LIMITED | Private company limited by shares | Live |
| A-Star Business Partners Limited | | Live |
| ASTAR PETROTECH LIMITED | Private company limited by shares | Live |
| ASTAR PRECISION COMPANY LIMITED | Private company limited by shares | Live |
| A-Star Science And Technology Limited | Private company limited by shares | Live |
| A-STAR CONSULTING SERVICES LIMITED | Private company limited by shares | Live |
| A-STAR TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Astar Electronic Technology Co., Limited | Private company limited by shares | Live |
| ASTAR TECHNOLOGY HOLDING COMPANY LIMITED | Private company limited by shares | Dissolved |
| Astar HK Technology Solutions Limited | | Live |
| ASTAR STEVIA TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| ASTAR TRADE LIMITED | Private company limited by shares | Live |
| ASTAR TRADING LIMITED | Private company limited by shares | Live |
| AStar Tutors Limited | Private company limited by shares | Live |
| ASTAR UNITED LIMITED | Private company limited by shares | Live |
| ASTARA ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| ASTARA HONG KONG LIMITED | Private company limited by shares | Dissolved |
| ASTAREA LIMITED | Private company limited by shares | Live |