| ETA SEMICON CO. LIMITED | Private company limited by shares | Dissolved |
| SEMICON HK LIMITED | Private company limited by shares | Dissolved |
| MTI SEMICON LIMITED | Private company limited by shares | Live |
| SEMICON GAS CO. LIMITED | Private company limited by shares | Live |
| HK IK SEMICON Limited | | Live |
| TMK Semicon Limited | | Live |
| AIOT SEMICON (HONGKONG) LIMITED | Private company limited by shares | Live |
| SEMICON CHINA LIMITED | Private company limited by shares | Dissolved |
| Semicon Light (China) Company Limited | Private company limited by shares | Live |
| JUN WEI SEMICON CO., LIMITED | Private company limited by shares | Dissolved |
| SEMICON (HONGKONG) CO., LIMITED | Private company limited by shares | Live |
| SEMICON INTL HK CO., LIMITED | | Live |
| Sumatech Semicon Co., Limited | Private company limited by shares | Live |
| DIGITAL SEMICON HK CO LIMITED | Private company limited by shares | Live |
| SEMICON ELECTRONICS LIMITED | Private company limited by shares | Dissolved |
| SEMICON ELECTRONICS LIMITED | Private company limited by shares | Live |
| STANDARD SEMICON ELECTRONICS (HK) CO., LIMITED | Private company limited by shares | Live |
| STANDARD SEMICON ELECTRONICS LIMITED | Private company limited by shares | Live |
| Semicon Electronics Technology Co., Limited | Private company limited by shares | Live |
| Galaxy Semicon Group Limited | | Live |
| IK SEMICON (HK) COMPANY LIMITED | Private company limited by shares | Live |
| SEMICON EXCHANGE (HK) LIMITED | Private company limited by shares | Dissolved |
| HKUV SEMICON LIMITED | | Live |
| Hong Kong Advantage Semicon Limited | Private company limited by shares | Live |
| ZX Semicon (Hong Kong) Co., Limited | Private company limited by shares | Live |
| KEI Semicon Hong Kong Limited | Private company limited by shares | Live |
| SEMICON INTERNATIONAL (HONG KONG) CO., LIMITED | Private company limited by shares | Live |
| MARUBUN SEMICON HONG KONG LIMITED | Private company limited by shares | Live |
| Semicon (HongKong) Limited | Private company limited by shares | Live |
| HONYA SEMICON CO., LIMITED | Private company limited by shares | Live |
| HYUNDAI HOSE SEMICON CO. LIMITED | Private company limited by shares | Dissolved |
| Allfu Semicon Investment Limited | | Live |
| KOONKY SEMICON LIMITED | Private company limited by shares | Dissolved |
| POWER SEMICON LIMITED | Private company limited by shares | Live |
| Semicon Production Limited | Private company limited by shares | Live |
| SEMICON PRODUCTS & SYSTEMS COMPANY LIMITED | Private company limited by shares | Dissolved |
| INNOVATIVE SEMICON TECHNOLOGIES LIMITED | Private company limited by shares | Live |
| SEMICON TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Live |
| Excellent Semicon Technology Co., Limited | Private company limited by shares | Live |
| Semicon (HK) technology co., Limited | Private company limited by shares | Live |
| ISM SEMICON TECHNOLOGY (HONGKONG) CO., LIMITED | Private company limited by shares | Live |
| SEMICON INTERNATIONAL TECHNOLOGY CO., LIMITED | Private company limited by shares | Dissolved |
| Topmost Semicon Technology Limited | | Live |
| Eurasian Semicon Trends Limited | Private company limited by shares | Live |
| VIDA Semicon Co., Limited | Private company limited by shares | Live |
| VISTA SEMICON CO., LIMITED | Private company limited by shares | Live |
| YINGRUI SEMICON INT'L LIMITED | Private company limited by shares | Live |
| GBRIDGE SEMICONDUCTER CO., LIMITED | Private company limited by shares | Dissolved |
| AV SEMICONDUCTIVE COMPANY LIMITED | Private company limited by shares | Live |
| DIA SEMICONDUCTOR LIMITED | Private company limited by shares | Dissolved |
| SIS SEMICONDUCTOR COMPANY LIMITED | Private company limited by shares | Dissolved |
| THK SEMICONDUCTOR LIMITED | Private company limited by shares | Live |
| KH SEMICONDUCTOR LIMITED | Private company limited by shares | Dissolved |
| AV SEMICONDUCTOR LIMITED | Private company limited by shares | Dissolved |
| SEMI-CONDUCTOR LIMITED | Private company limited by shares | Dissolved |
| E. C. SEMICONDUCTOR COMPANY LIMITED | Private company limited by shares | Dissolved |
| HKS SEMICONDUCTOR LIMITED | Private company limited by shares | Dissolved |
| A T SEMICONDUCTOR COMPANY LIMITED | Private company limited by shares | Dissolved |
| BCD SEMICONDUCTOR LIMITED | Private company limited by shares | Live |
| G TO G SEMICONDUCTOR CO. LIMITED | Private company limited by shares | Dissolved |
| AE SEMICONDUCTOR LIMITED | Private company limited by shares | Live |
| K & R Semiconductor Limited | Private company limited by shares | Dissolved |
| SL SEMICONDUCTOR INC LIMITED | Private company limited by shares | Dissolved |
| UNI SEMICONDUCTOR LIMITED | Private company limited by shares | Live |
| NSI SEMICONDUCTOR LIMITED | Private company limited by shares | Live |
| JT SEMICONDUCTOR COMPANY LIMITED | Private company limited by shares | Live |
| NST SEMICONDUCTOR LIMITED | Private company limited by shares | Live |
| 3E SEMICONDUCTOR COMPANY LIMITED | Private company limited by shares | Live |
| DT SEMICONDUCTOR LIMITED | Private company limited by shares | Live |
| RS SEMICONDUCTOR LIMITED | Private company limited by shares | Live |
| TS Semiconductor Limited | Private company limited by shares | Live |
| ACE SEMICONDUCTOR LIMITED | Private company limited by shares | Live |
| TK SEMICONDUCTOR LIMITED | Private company limited by shares | Live |
| TD SEMICONDUCTOR LIMITED | Private company limited by shares | Live |
| UN SEMICONDUCTOR LIMITED | Private company limited by shares | Live |
| SC SEMICONDUCTOR HK LIMITED | Private company limited by shares | Live |
| PRO SEMICONDUCTOR LIMITED | Private company limited by shares | Live |
| IMS Semiconductor HK Limited | Private company limited by shares | Live Commenced dormancy on 30-Mar-2016 |
| AIT SEMICONDUCTOR LIMITED | Private company limited by shares | Live |
| CNI Semiconductor Limited | Private company limited by shares | Live |
| UM SEMICONDUCTOR COMPANY LIMITED | Private company limited by shares | Live |
| TI SEMICONDUCTOR LIMITED | Private company limited by shares | Live |
| JC Semiconductor Limited | Private company limited by shares | Live |
| Red Tee Semiconductor Company Limited | Private company limited by shares | Live |
| CS Semiconductor Limited | Private company limited by shares | Live |
| ATC Semiconductor Company Limited | Private company limited by shares | Live |
| Mi Zan Semiconductor Limited | Private company limited by shares | Live |
| HG Semiconductor Limited | Private company limited by shares | Live |
| CW Semiconductor Limited | | Live |
| ACE SEMICONDUCTOR LIMITED | | Live |
| GSG Semiconductor HK Limited | | Live |
| GSG Semiconductor 32 HK Limited | | Live |
| ACETEC (HONGKONG) SEMICONDUCTOR CO., LIMITED | Private company limited by shares | Live |
| Achronix Semiconductor Hong Kong Limited | Private company limited by shares | Live |
| Advance Semiconductor Materials HK Limited | | Live |
| ADVANCED SEMICONDUCTOR LIMITED | Private company limited by shares | Dissolved |
| AKCHECK SEMICONDUCTOR LIMITED | Private company limited by shares | Dissolved |
| ALBACORE SEMICONDUCTOR LIMITED | Private company limited by shares | Dissolved |
| ALLIANCE SEMICONDUCTOR COMPANY LIMITED | Private company limited by shares | Live |
| ALPHA SEMICONDUCTOR (HK) LIMITED | Private company limited by shares | Dissolved |