| Elcad Limited | Private company limited by shares | Live |
| ELCAM LIMITED | Private company limited by shares | Live |
| ELCAMINO LIMITED | Private company limited by shares | Live |
| ELCANO Company Limited | | Live |
| ELCANO INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| ELCAP ELECTRONICS LIMITED | Private company limited by shares | Dissolved |
| ELCAR ASIA LIMITED | Private company limited by shares | Dissolved |
| ELcase International (Hong Kong) Co., Limited | Private company limited by shares | Live |
| ELCAT ASIA LIMITED | Private company limited by shares | Dissolved |
| ELCD HK Limited | Private company limited by shares | Live |
| ELCEE-HALY H.K. LIMITED | Private company limited by shares | Live |
| HongKong Elcel International Published Limited | Private company limited by shares | Dissolved |
| ELCEL ASSET MANAGEMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| ELCENTRO ENTERPRISES LIMITED | Private company limited by shares | Live |
| ELCERRITO ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| ELCERT Limited | Private company limited by shares | Live |
| ELCH Consulting Limited | Private company limited by shares | Live |
| ELCHANAN DIAMONDS HONG KONG LIMITED | Private company limited by shares | Dissolved |
| ELCHE LIMITED | Private company limited by shares | Dissolved |
| ELCHE LIMITED | Private company limited by shares | Live |
| Elche Investment Company Limited | Private company limited by shares | Live |
| Elciga Global Trading Co., Limited | | Live |
| ELCINDER LIMITED | Private company limited by shares | Live |
| ELCK LIMITED | | Live |
| ELCO LIMITED | Private company limited by shares | Live |
| ELCO INC LIMITED | Private company limited by shares | Live |
| ELCO ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| ELCO INVESTMENT LIMITED | | Live |
| ELCODA LIMITED | Private company limited by shares | Dissolved |
| Elcodex Limited | Private company limited by shares | Live |
| ELCODIS COMPANY LIMITED | Private company limited by shares | Dissolved |
| ELCOM LIMITED | Private company limited by shares | Dissolved |
| ELCOM HK LIMITED | Private company limited by shares | Live |
| ELCOM MANUFACTURING COMPANY, LIMITED | Private company limited by shares | Dissolved |
| ELCOM PRODUCTIONS LIMITED | Private company limited by shares | Live |
| ELCOM TECHNOLOGY LIMITED | Private company limited by shares | Live |
| ELCOME TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| ELCOMETER (HONG KONG) PRINTED DESIGN PACKAGING LIMITED | Private company limited by shares | Live |
| ELCOMMER CO., LIMITED | Private company limited by shares | Live |
| ELCOMP LIMITED | Private company limited by shares | Live |
| ELCOMP TRADE LIMITED | Private company limited by shares | Live |
| ELCOMPONICS SALES CO., LIMITED | Private company limited by shares | Live |
| ELCOMSUP LIMITED | | Live |
| ELCON LIMITED | Private company limited by shares | Dissolved |
| ELCON PRODUCTS DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| Elcon Electronic Company Limited | | Live |
| Shantian Elcon Electronic Company Limited | Private company limited by shares | Live |
| ELCON ELECTRONICS CO. LIMITED | Private company limited by shares | Dissolved |
| ELCON ELECTRONICS TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Dissolved |
| ELCON TECHNOLOGIES (H.K.) COMPANY LIMITED | Private company limited by shares | Dissolved |
| ELCON (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| ELCON INDUSTRIAL CO LIMITED | Private company limited by shares | Live |
| ELCON INTERNATIONAL (H.K.) LIMITED | Private company limited by shares | Dissolved |
| ELCON INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| ELCON INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| ELCON CAPACITOR MANUFACTURING LIMITED | Private company limited by shares | Live |
| Elcon Technology Limited | Private company limited by shares | Live |
| Elcon Worldwide Limited | Private company limited by shares | Live |
| Elcon Worldwide Group Limited | Private company limited by shares | Live |
| ELCONI TECHNOLOGY (HK) LIMITED | Private company limited by shares | Live |
| Hongkong Elconi Industry Co., Limited | Private company limited by shares | Live |
| ELCOTEQ SE LIMITED | Private company limited by shares | Dissolved |
| ELCOTT LIMITED | Private company limited by shares | Dissolved |
| ELCOVIEW LIMITED | Private company limited by shares | Dissolved |
| EL-CREATION LIMITED | Private company limited by shares | Live |
| INNOVATIVE PROS ELC&TECH CO., LIMITED | Private company limited by shares | Dissolved |
| TAIWAN SEGLAN ELCTRON TECHNICAL GROUP LIMITED | Private company limited by shares | Dissolved |
| LEGENDA ELCTRONICS LIMITED | | Live |
| ELCYCER POLYMER CO., LIMITED | Private company limited by shares | Live |