| CONTROL TECH COMPANY LIMITED | Private company limited by shares | Live |
| GS TECH (CONTROL) COMPANY LIMITED | Private company limited by shares | Live |
| TECH CONTROL (ASIA) LIMITED | Private company limited by shares | Dissolved |
| Dingxin Control Tech Limited | | Live |
| LEYU INTELLIGENT CONTROL TECH. CO., LIMITED | Private company limited by shares | Live |
| YDA FLUID INTELLIGENT CONTROL TECH LIMITED | Private company limited by shares | Live |
| Tianfu Intelligent Control Tech Co., Limited | Private company limited by shares | Live |
| DATA CONTROL TECHNITIC (HK) CO., LIMITED | Private company limited by shares | Live |
| Nanhai Power Control Technologies Co., Limited | Private company limited by shares | Live |
| GAUGE AND CONTROL TECHNOLOGIES LIMITED | | Live |
| MR. CONTROL TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Dissolved |
| CONTROL TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| MY CONTROL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| CONTROL C TECHNOLOGY LIMITED | Private company limited by shares | Live |
| BESEEN CONTROL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| CHINA HUI CONTROL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Gentech (China) Control Technology Co., Limited | Private company limited by shares | Live |
| Associated Hydraulic Control Technology Co., Limited | Private company limited by shares | Live |
| HYSEN CONTROL TECHNOLOGY DEVELOPMENT CO., LIMITED | Private company limited by shares | Live |
| DIGITAL CONTROL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| ELECTRONIC CONTROL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| SMC Group HK Control Engineering Technology Limited | Private company limited by shares | Live |
| TYCO FLOW CONTROL TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| Floway Control Technology Limited | Private company limited by shares | Live |
| Timmy Intelligent Control Technology Co., Limited | Private company limited by shares | Live |
| Control Technology and Investment Company Limited | Private company limited by shares | Live |
| LIGHTING CONTROL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| LINK CONTROL TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| Magic Control Technology Limited | Private company limited by shares | Live |
| MIND CONTROL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Pavas Control Technology (HK) Co., Limited | Private company limited by shares | Dissolved |
| China Security Control Technology Limited | Private company limited by shares | Live |
| Shanghai People's Intelligent Control Technology Company Limited | | Live |
| SHENZHEN SMART CONTROL TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| STATIC CONTROL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| TUNG TAT CONTROL TECHNOLOGY HK LIMITED | | Live |
| GERMANY KJL VALVE CONTROL TECHNOLOGY (CHINA) LIMITED | Private company limited by shares | Live |
| HK FANGCHENG WINDOW CONTROL TECHNOLOGY CO., LIMITED | | Live |
| ZIMPLE CONTROL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| TECHWAY CONTROL ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| Techway Control Engineering Hong Kong Limited | Private company limited by shares | Live |
| QUALITY CONTROL TEST LIMITED | Private company limited by shares | Live |
| Thermal Control And Thermal Management Magazine Company Limited | Private company limited by shares | Live |
| SINO-TECH THERMAL CONTROL COMPANY LIMITED | Private company limited by shares | Dissolved |
| NORDIC THERMO CONTROL HK LIMITED | Private company limited by shares | Dissolved |
| TIMETECH CONTROL COMPANY LIMITED | Private company limited by shares | Dissolved |
| TK-SCT FLUID CONTROL LIMITED | | Live |
| ASIAN CONSULTANCY ON TOBACCO CONTROL LIMITED | Company limited by guarantee | Live |
| TONGJI CONTROL COMPANY LIMITED | Private company limited by shares | Live |
| GERMANY TEMENGDE NUMERICAL CONTROL TOOL LIMITED | Private company limited by shares | Dissolved |
| CHINA NUMERICAL CONTROL MACHINE TOOL PROFESSION ASSOCIATION LIMITED | | Live |
| TOTAL CONTROL LIMITED | Private company limited by shares | Live |
| TOYO THERMO CONTROL COMPANY LIMITED | Private company limited by shares | Live |
| KAY TRADING & CONTROL LIMITED | Private company limited by shares | Dissolved |
| CONTROL TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| KEY CONTROL TRADING LIMITED | Private company limited by shares | Dissolved |
| GEO TRADING AND CONTROL COMPANY LIMITED | Private company limited by shares | Live |
| CHINA CONTROL TRADING HK LIMITED | Private company limited by shares | Live |
| China Control Trading Corporation Limited | Private company limited by shares | Dissolved |
| Phoenix Control (China) Trading Limited | Private company limited by shares | Live |
| Phoenix Control Trading Limited | Private company limited by shares | Live |
| Transcend Motor Safety Control (H.K.) Limited | Private company limited by shares | Dissolved |
| Trident Flow Control System Limited | Private company limited by shares | Live |
| Unique Pest Control Limited | Private company limited by shares | Live |
| Orient United Capital Control Group Co., Limited | Private company limited by shares | Live |
| CONTROL TECHNIQUES UNI-WIDE PTE LIMITED | Private company limited by shares | Dissolved |
| VALVE CONTROL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| China Association For Vector Prevention And Control Limited | | Live |
| Virtual Control Limited | Private company limited by shares | Live |
| Voyage Control (Asia) Limited | Private company limited by shares | Live |
| FIRST CONTROL WANHUA GROUP LIMITED | Private company limited by shares | Dissolved |
| WAN'S INTERNATIONAL GOLD CONTROL LIMITED | | Live |
| Odyssey Waste Control HK Limited | Private company limited by shares | Live |
| GERMANY WATO CONTROL VALVE LIMITED | Private company limited by shares | Live |
| CURRENT WAVE ENVIRONMENTAL POLLUTION CONTROL (CHINA) COMPANY LIMITED | Private company limited by shares | Dissolved |
| WEIKONG LIUTI CONTROL EQUIPMENTS LIMITED | Private company limited by shares | Live |
| WELL CONTROL LIMITED | Private company limited by shares | Dissolved |
| WELL CONTROL LIMITED | Private company limited by shares | Live |
| ALERT WELL CONTROL LIMITED | Private company limited by shares | Dissolved |
| WELL CONTROL ASIA LIMITED | Private company limited by shares | Dissolved |
| WELL CONTROL INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| WELL CONTROL SOLUTIONS LIMITED | Private company limited by shares | Dissolved |
| WELLINK PEST CONTROL LIMITED | Private company limited by shares | Live |
| WEST CONTROL VALVE AND INSTRUMENT CO., LIMITED | Private company limited by shares | Live |
| WIDE CONTROL ENGINEERING LIMITED | Private company limited by shares | Live |
| WILSON&WALLZ CONTROL ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| SUN CONTROL WINDOW FILM CO LIMITED | Private company limited by shares | Dissolved |
| Winhold Automate Control Engineering HK Co., Limited | Private company limited by shares | Live |
| WIN'S PEST CONTROL LIMITED | Private company limited by shares | Live |
| HIN WONG CLEANING & PEST CONTROL LIMITED | Private company limited by shares | Dissolved |
| WORLD MALARIA CONTROL CENTER LIMITED | Private company limited by shares | Live |
| WORLD CONTROL DEVELOPMENT LIMITED | Private company limited by shares | Live |
| WORLD INTERNATIONAL INVESTMENT CONTROL GROUP LIMITED | Private company limited by shares | Dissolved |
| WORLD DENTISTRY PREVENTION & CONTROL INSTITUTE LIMITED | Private company limited by shares | Dissolved |
| FRANCE YADENA FASHION CONTROL LIMITED | Private company limited by shares | Dissolved |
| YUKOSETO CONTROL COMPANY LIMITED | Private company limited by shares | Live |
| Zeyo Control Technology Limited | | Live |
| TIANJIN ZHONGDE (WATTS) VALVE CONTROL CO., LIMITED | Private company limited by shares | Live |
| ZWICK (HK) FLOW CONTROL LIMITED | Private company limited by shares | Live |
| CONTROL4 HK LIMITED | Private company limited by shares | Live Commenced dormancy on 23-Sep-2014 |