| ROYAL HIGH-TECH DISPLAY CO., LIMITED | Private company limited by shares | Live |
| SHOU ER FA HIGH-TECH LIMITED | Private company limited by shares | Dissolved |
| SHUANG SHUANG HIGH-TECH CO., LIMITED | Private company limited by shares | Live |
| HK LANTHANON SHUANGXIANG HIGH-TECH LIMITED | Private company limited by shares | Dissolved |
| SOAI HIGH-TECH CO., LIMITED | Private company limited by shares | Live |
| SOARTOP HIGHTECH COMPANY LIMITED | Private company limited by shares | Live |
| SOLAR HIGH-TECH COMPANY LIMITED | Private company limited by shares | Ceased to exist as a separate entity |
| Business & High-tech Solutions Limited | Private company limited by shares | Dissolved |
| GREEN STONE HIGH-TECH CAPITAL MANAGEMENT LIMITED | Private company limited by shares | Live |
| SUNNY HIGH-TECH PRODUCTS LIMITED | Private company limited by shares | Dissolved |
| SUPERSTAR HIGH-TECH CO., LIMITED | Private company limited by shares | Dissolved |
| HIGHTECH SYSTEM LIMITED | Private company limited by shares | Live |
| Hightech Systematic Limited | Private company limited by shares | Live |
| THREE S HIGH-TECH (UK) LIMITED | Private company limited by shares | Live |
| TIANMA GAOKE HIGH-TECH. (HK) CO. LIMITED | Private company limited by shares | Dissolved |
| Time High-Tech LIMITED | | Live |
| TONDER HIGH-TECH LIMITED | Private company limited by shares | Live |
| TOPGREEN HIGHTECH LIMITED | Private company limited by shares | Live |
| Toxmann High-Tech Co., Limited | Private company limited by shares | Live |
| VANTECH HIGH-TECH LIMITED | Private company limited by shares | Dissolved |
| VFUTURE HIGH-TECH CORPORATION LIMITED | Private company limited by shares | Live |
| VINPSOS HIGHTECH LIMITED | Private company limited by shares | Live |
| VOLI HIGH-TECH LIMITED | Private company limited by shares | Dissolved |
| VOLI HIGH-TECH LIMITED | Private company limited by shares | Live |
| RF WELL HIGH-TECH CO., LIMITED | Private company limited by shares | Live |
| WINNING HIGH-TECH LIMITED | Private company limited by shares | Live |
| Wise View High-tech Co., Limited | Private company limited by shares | Live |
| CHONGQING YAMAHA GROUP HIGH-TECH LIMITED | Private company limited by shares | Live |
| YUCHENG HIGH-TECH HK LIMITED | Private company limited by shares | Live |
| ZHONGLONG HIGHTECH LIMITED | Private company limited by shares | Live |
| HightechFab Limited | Private company limited by shares | Live |
| HIGHTECHNIC INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| DingSheng Hightechnical (Hong Kong) Development Limited | Private company limited by shares | Live |
| DingXin Hightechnical (Hong Kong) Development Limited | Private company limited by shares | Live |
| H.K JIACHEN HIGH-TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| HIGHTECHSIDUS CO., LIMITED | Private company limited by shares | Live |
| HIGHTECHSOFT LIMITED | Private company limited by shares | Live |
| Highteck Limited | Private company limited by shares | Live |
| CAN-ASIA HIGHTECT (GROUP) LIMITED | Private company limited by shares | Dissolved |
| HIGHTEEN INDUSTRY (HONG KONG) COMPANY LIMITED | Private company limited by shares | Live |
| HIGHTEK OPTOELECTRONIC LIMITED | Private company limited by shares | Live |
| HK Hightek Trading Limited | Private company limited by shares | Live |
| HIGHTER INDUSTRIAL CO., LIMITED | Private company limited by shares | Live |
| New Highter Industrial Co., Limited | Private company limited by shares | Live |
| HIGHTEST Semiconductor Technology Co., Limited | Private company limited by shares | Live |
| HIGHTEX LIMITED | Private company limited by shares | Dissolved |
| HIGH-TEX COMPANY LIMITED | Private company limited by shares | Dissolved |
| Hightex Limited | Private company limited by shares | Live |
| HIGHTEX DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| HIGHTEX DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| HIGHTEX DEVELOPMENT LIMITED | Private company limited by shares | Live |
| HIGHTEX (HONGKONG) CO., LIMITED | Private company limited by shares | Live |
| Hightex Industries Limited | Private company limited by shares | Live |
| HIGHTEX INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| HIGHTEX INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| HIGHTEX INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| NANJING HIGHTEX LIMITED | Private company limited by shares | Live |
| HIGHTEX TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| HIGHTEX TIME LIMITED | Private company limited by shares | Dissolved |
| HIGHTIDE TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| HIGHTIDE DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| HIGHTIDE (HK) CO., LIMITED | Private company limited by shares | Live |
| HighTide Therapeutics (Hong Kong) Limited | Private company limited by shares | Live |
| HIGHTIDE INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| HIGHTIDE INTERNATIONAL DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| HIGHTIDE INTERNATIONAL (HK) LIMITED | Private company limited by shares | Live |
| HIGHTIDE TRANSPORTATION COMPANY LIMITED | Private company limited by shares | Dissolved |
| HIGHTIGER LIMITED | Private company limited by shares | Live |
| HIGHTON LIMITED | Private company limited by shares | Dissolved |
| HIGHTON LIMITED | Private company limited by shares | Live |
| HIGHTON INVESTMENT LIMITED | Private company limited by shares | Live |
| HIGHTONE PUBLISHING LIMITED | Private company limited by shares | Live |
| High-Toned Opto Technology (Hong Kong) Limited | Private company limited by shares | Live |
| HIGHTOP COMPANY LIMITED | Private company limited by shares | Dissolved |
| HIGHTOP LIMITED | Private company limited by shares | Dissolved |
| HIGHTOP TOOL CO., LIMITED | Private company limited by shares | Live |
| HIGHTOP ENTERPRISES LIMITED | Private company limited by shares | Live |
| NEW HIGHTOP ENTERPRISES LIMITED | Private company limited by shares | Live |
| HK HIGH-TOP HOLDING GROUP LIMITED | Private company limited by shares | Dissolved |
| HIGHTOP GROUP INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| HIGHTOP INDUSTRIAL LIMITED | Private company limited by shares | Live |
| HK HIGHTOP INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| HIGHTOP INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| HIGHTOP METAL LIMITED | Private company limited by shares | Dissolved |
| HIGHTOP OVERSEAS LIMITED | Private company limited by shares | Live |
| HIGHTOP PROPERTIES LIMITED | Private company limited by shares | Dissolved |
| HIGHTOP TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| HIGHTOP TRADING LIMITED | Private company limited by shares | Dissolved |
| HIGHTOP TRADING LIMITED | Private company limited by shares | Dissolved |
| HIGHTOP ELECTRONICS TRADING LIMITED | Private company limited by shares | Dissolved |
| HIGHTOP OCEAN TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| HIGHTOUCH LIMITED | Private company limited by shares | Live |
| HIGHTECH AND HIGH-TOUCH LIMITED | Private company limited by shares | Live |
| HIGHTOUCH TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Live |
| Hightower HK Limited | | Live |
| Hightower Investments Co., Limited | Private company limited by shares | Live |
| Hightower Asia Pacific Limited | Private company limited by shares | Live |
| HIGHTOWER TRADING LIMITED | Private company limited by shares | Live |
| HIGHTOWN ESTATES LIMITED | Private company limited by shares | Dissolved |
| ITALY HIGHTOWN INTERNATIONAL LIMITED | Private company limited by shares | Live |