| NIPPON CIRCUITS LIMITED | Private company limited by shares | Live |
| NIPPON CIRCUITS TECHNOLOGY LIMITED | Private company limited by shares | Live |
| OAKLAND PRINTED CIRCUITS COMPANY LIMITED | Private company limited by shares | Dissolved |
| ORIENTAL PRINTED CIRCUITS LIMITED | Private company limited by shares | Live |
| PALTECH PRECISION CIRCUITS LIMITED | Private company limited by shares | Live |
| FOR PARTNER CIRCUITS LIMITED | Private company limited by shares | Dissolved |
| PCBCORE CIRCUITS CO., LIMITED | Private company limited by shares | Live |
| P.D. CIRCUITS, LIMITED | Private company limited by shares | Live |
| TAI PING CIRCUITS COMPANY, LIMITED | Private company limited by shares | Dissolved |
| PLUS CIRCUITS LIMITED | Private company limited by shares | Live |
| POINTERS CIRCUITS LIMITED | Private company limited by shares | Live |
| POTECHNICS PRINTED CIRCUITS LIMITED | Private company limited by shares | Live |
| TIP TOP PRINTED CIRCUITS LIMITED | Private company limited by shares | Live |
| CENTURY PRINTED CIRCUITS LIMITED | Private company limited by shares | Live |
| ONPRESS PRINTED CIRCUITS LIMITED | Private company limited by shares | Live |
| TECHBASE PRINTED CIRCUITS LIMITED | Private company limited by shares | Dissolved |
| Welfare Printed Circuits Limited | Private company limited by shares | Dissolved |
| EASTERN PACIFIC CIRCUITS PROPERTY LIMITED | Private company limited by shares | Dissolved |
| Full Prosperity Circuits Limited | Private company limited by shares | Live |
| QUALIKING CIRCUITS LIMITED | Private company limited by shares | Dissolved |
| RONGHUI CIRCUITS (HK) CO., LIMITED | Private company limited by shares | Live |
| RONGZHUO CIRCUITS TECHNOLOGY (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| ROVER INTEGRATED CIRCUITS (HK) LIMITED | Private company limited by shares | Live |
| SANLOK PRINTED CIRCUITS (CHINA) LIMITED | Private company limited by shares | Live |
| Scientific Circuits Co. Limited | Private company limited by shares | Live |
| SENSE CIRCUITS LIMITED | Private company limited by shares | Live |
| CIRCUITS MANUFACTURING SERVICES LIMITED | Private company limited by shares | Live |
| SHANXU CIRCUITS HK LIMITED | | Live |
| SHENZHEN WMD CIRCUITS LIMITED | Private company limited by shares | Live |
| YUK SHING CIRCUITS COMPANY LIMITED | Private company limited by shares | Live |
| YUK SHING CIRCUITS (CHINA) COMPANY LIMITED | Private company limited by shares | Live |
| SIGMATRON CIRCUITS LIMITED | Private company limited by shares | Dissolved |
| Sino Integrated Circuits International Corporation Limited | Private company limited by shares | Live |
| SONTEC PRINTED CIRCUITS BOARD COMPANY LIMITED | Private company limited by shares | Dissolved |
| SPRINT CIRCUITS CO., LIMITED | Private company limited by shares | Live |
| TOP STAR CIRCUITS LIMITED | Private company limited by shares | Live |
| Stariver Circuits Limited | Private company limited by shares | Live |
| STARTRACK CIRCUITS LIMITED | Private company limited by shares | Live |
| SUNSHINE CIRCUITS GROUP LIMITED | Private company limited by shares | Live |
| SUNTECH CIRCUITS, LIMITED | Private company limited by shares | Live |
| TAM'S ELECTRONIC CIRCUITS LIMITED | Private company limited by shares | Dissolved |
| TEAM CIRCUITS LIMITED | Private company limited by shares | Dissolved |
| SKY TECH CIRCUITS COMPANY LIMITED | Private company limited by shares | Live |
| Y T TECHNOLOGY CIRCUITS LIMITED | Private company limited by shares | Dissolved |
| CIRCUITS TECHNOLOGY LIMITED | Private company limited by shares | Live |
| ACME CIRCUITS TECHNOLOGY LIMITED | Private company limited by shares | Live |
| AOLISI CIRCUITS TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Live |
| BLUESKY CIRCUITS TECHNOLOGY HONGKONG CO., LIMITED | Private company limited by shares | Live |
| CENTURY CIRCUITS TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Dynamic Circuits Technology Co. Limited | Private company limited by shares | Live |
| SUNKING CIRCUITS ELECTRONICS TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Greater Bay Area Circuits Technology Limited | Private company limited by shares | Live |
| MATRIX CIRCUITS TECHNOLOGY LIMITED | Private company limited by shares | Live |
| PACIFIC CIRCUITS TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| TAI PING CIRCUITS TECHNOLOGY LIMITED | Private company limited by shares | Live |
| TAI PING MULTI-LAYERS CIRCUITS TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Dissolved |
| TAI PING RIGID-FLEX CIRCUITS TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Dissolved |
| RISUN CIRCUITS TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| Success Circuits Technology Limited | Private company limited by shares | Live |
| SUNKING CIRCUITS TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| Xing Da Circuits Technology Co., Limited | Private company limited by shares | Live |
| TERMBRAY CIRCUITS COMPANY LIMITED | Private company limited by shares | Live |
| HK TIPTOP PRINTED CIRCUITS LIMITED | Private company limited by shares | Live |
| T-Top ( Hong Kong ) Circuits Limited | Private company limited by shares | Dissolved |
| ULTRAFINE CIRCUITS LIMITED | Private company limited by shares | Dissolved |
| Unice Circuits Limited | | Live |
| UNICORN CIRCUITS LIMITED | Private company limited by shares | Dissolved |
| UNIQUE CIRCUITS LIMITED | Private company limited by shares | Dissolved |
| UNIWELL CIRCUITS LIMITED | Private company limited by shares | Live |
| UNIWELL CIRCUITS (HK) CO., LIMITED | Private company limited by shares | Live |
| SHENZHEN UNIWELL CIRCUITS CO., LIMITED | Private company limited by shares | Live |
| UNIWELL CIRCUITS GROUP LIMITED | Private company limited by shares | Live |
| UNIWELL CIRCUITS TECHNOLOGY LIMITED | Private company limited by shares | Live |
| WINTECH CIRCUITS LIMITED | Private company limited by shares | Live |
| WINTECH CIRCUITS TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| Shenzhen Witek Circuits Technology Co., Limited | Private company limited by shares | Dissolved |
| WWW. FLYTEC CIRCUITS CO LIMITED | Private company limited by shares | Live |
| ZHONG SEN CIRCUITS LIMITED | | Live |