| SANKYO PEST CONTROL COMPANY LIMITED | Private company limited by shares | Dissolved |
| PACIFIC PEST CONTROL SERVICE LIMITED | Private company limited by shares | Live |
| Wealthy Pest Control Service Limited | Private company limited by shares | Live |
| TUNG SHING CLEANING & PEST CONTROL COMPANY LIMITED | Private company limited by shares | Dissolved |
| Speed Pest Control Services Limited | Private company limited by shares | Live |
| Fei Teng Pest Control Limited | Private company limited by shares | Live |
| T.J. Pest Control Services Limited | Private company limited by shares | Live |
| TRU-SEAL PEST CONTROL LIMITED | Private company limited by shares | Dissolved |
| Well Techpro Pest Control Limited | Private company limited by shares | Live |
| Phoenix Control Limited | Private company limited by shares | Live |
| Phoenix Venturi American Automatic Control System Limited | Private company limited by shares | Live |
| CAPSTONE PLANNING & CONTROL, LIMITED | Private company limited by shares | Dissolved |
| PRODUCTION PLATING AND CONTROL LIMITED | Private company limited by shares | Dissolved |
| CONTROL PLUS LIMITED | Private company limited by shares | Dissolved |
| FLOOR POLLUTION CONTROL LIMITED | Private company limited by shares | Live |
| FRANCE POLOVO FLUID CONTROL GROUP LIMITED | Private company limited by shares | Live |
| POLY CONTROL LIMITED | Private company limited by shares | Live |
| POWER CONTROL LIMITED | Private company limited by shares | Live |
| HALSTE (GERMANY) PRECISION MACHINE & INTELLIGENT CONTROL ASIA BRANCH LIMITED | Private company limited by shares | Dissolved |
| PRESSURE CONTROL INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| Kinetic Pressure Control Limited | Private company limited by shares | Live |
| Germany Wanrong Grass-Resistance Prevention And Control Limited | Private company limited by shares | Live |
| PRODUCE CONTROL CO., LIMITED | Private company limited by shares | Dissolved |
| Control P Production Company Limited | Private company limited by shares | Live |
| Time Control Production Limited | Private company limited by shares | Live |
| CONTROL PRODUCTS LIMITED | Private company limited by shares | Dissolved |
| Professional Pest Control (Hong Kong) Limited | Private company limited by shares | Live |
| Q.C. PROFESSIONAL QUALITY CONTROL (HK) LIMITED | Private company limited by shares | Dissolved |
| PROFESSIONAL QUALITY CONTROL SYSTEM LIMITED -THE- | Private company limited by shares | Live |
| TALENT PROFESSIONAL TERMITE & PEST CONTROL COMPANY LIMITED | Private company limited by shares | Dissolved |
| YING WAH PROFESSIONAL WHITE ANTS CONTROL COMPANY LIMITED | Private company limited by shares | Dissolved |
| PROKILLER PEST CONTROL LIMITED | | Live |
| PROLOCK SYSTEM CONTROL LIMITED | Private company limited by shares | Dissolved |
| PROSPER NUMERICAL CONTROL (HONG KONG) CO., LIMITED | Private company limited by shares | Live |
| PROTECT PEST CONTROL LIMITED | Private company limited by shares | Live |
| Pump Control Co., Limited | Private company limited by shares | Live |
| QUALITY CONTROL COMPANY LIMITED | Private company limited by shares | Dissolved |
| TIC Quality Control Limited | | Live |
| AMAZING VIDEO QUALITY CONTROL SERVICES LIMITED | Private company limited by shares | Live |
| ASIA QUALITY CONTROL LIMITED | Private company limited by shares | Live |
| Q88 QUALITY CONTROL CENTER LIMITED | Private company limited by shares | Live |
| UE QUALITY CONTROL CENTRE LIMITED | Private company limited by shares | Live |
| CHINA QUALITY CONTROL SERVICE LIMITED | Private company limited by shares | Dissolved |
| China Quality Control Services Limited | Private company limited by shares | Live |
| QUALITY CONTROL CO-OPERATE LIMITED | Private company limited by shares | Live |
| GREEN ENERGY QUALITY CONTROL LIMITED | Private company limited by shares | Dissolved |
| EUROPEAN QUALITY CONTROL LIMITED | Private company limited by shares | Dissolved |
| EXPLORATION QUALITY CONTROL LIMITED | Private company limited by shares | Dissolved |
| FAME QUALITY CONTROL LIMITED | Private company limited by shares | Live |
| Halal Quality Control HK Limited | Private company limited by shares | Live |
| HARLEY QUALITY CONTROL COMPANY LIMITED | Private company limited by shares | Live |
| INSPECTION QUALITY CONTROL LIMITED | Private company limited by shares | Dissolved |
| U.S. QUALITY CONTROL SERVICE CENTER LIMITED | Private company limited by shares | Dissolved |
| SHINING TECH QUALITY CONTROL LIMITED | Private company limited by shares | Live |
| QUALITY CONTROL TEXTILES LIMITED | Private company limited by shares | Dissolved |
| VICTORIA QUALITY CONTROL LIMITED | Private company limited by shares | Live |
| RADAR PEST CONTROL LIMITED | Private company limited by shares | Live |
| NINGBO SANHENG REFRIGERATION CONTROL COMPANY LIMITED | Private company limited by shares | Live |
| CONTROL REGENT LIMITED | Private company limited by shares | Live |
| REMOTE CONTROL LIMITED | Private company limited by shares | Dissolved |
| GLOBAL REMOTE SMART CONTROL AGRICULTURAL GROUP CO., LIMITED | Private company limited by shares | Live |
| CDF REMOTE CONTROL MANUFACTURER LIMITED | Private company limited by shares | Live |
| Shanghai People's Remote Control Switch (HK) Co., Limited | | Live |
| FRANCE RENTOUMA WINE INDUSTRY HOLDING CONTROL GROUP LIMITED | Private company limited by shares | Dissolved |
| RISANTO REALTY CONTROL LIMITED | Private company limited by shares | Dissolved |
| RISK CONTROL COMPANY LIMITED | Private company limited by shares | Dissolved |
| CONTROL RISKS PACIFIC LIMITED | Private company limited by shares | Live |
| RUISHENG CONTROL CO., LIMITED | Private company limited by shares | Live |
| EIR CONTROL, S.A. LIMITED | Private company limited by shares | Live |
| RATEK SAFETY CONTROL LIMITED | Private company limited by shares | Live |
| Servimeca Sand Control SA. Limited | Private company limited by shares | Live |
| TUNG SANG TERMITE CONTROL LIMITED | Private company limited by shares | Live |
| COMPLETE SANITARY CONTROL SOLUTIONS LIMITED | Private company limited by shares | Dissolved |
| SANLIAN CONTROL SYSTEM (HONGKONG) CO., LIMITED | Private company limited by shares | Live |
| Sashas static control Limited | Private company limited by shares | Live |
| HONG KONG CONTROL SCIENCE & TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| SCIENTIFIC CONTROL SYSTEMS LIMITED | Private company limited by shares | Dissolved |
| SECOND NATURE PEST CONTROL COMPANY LIMITED | Private company limited by shares | Live |
| SECURITY CONTROL LIMITED | Private company limited by shares | Live |
| China Security Control Company Limited | Private company limited by shares | Live |
| Malca-Amit Security Control Limited | Private company limited by shares | Dissolved |
| SEED CONTROL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| SEIKE FLUID CONTROL LIMITED | Private company limited by shares | Live |
| Sensor Control Limited | Private company limited by shares | Live |
| SENY INTELLIGENT CONTROL LIMITED | Private company limited by shares | Live |
| HANG SHUN CLEANING AND PEST CONTROL SERVICE COMPANY LIMITED | Private company limited by shares | Live |
| NEW POWER PEST CONTROL & CLEANING SERVICE COMPANY LIMITED | Private company limited by shares | Live |
| L & D CONTROL & ENGINEERING SERVICES PTY LIMITED | Private company limited by shares | Dissolved |
| TECHNOLOGY CONTROL SERVICES (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| HUGO CLEANING & PEST CONTROL SERVICES COMPANY LIMITED | Private company limited by shares | Live |
| MITE CONTROL & CLEANING SERVICES COMPANY LIMITED | Private company limited by shares | Dissolved |
| Chi Kit Pest Control Services Limited | Private company limited by shares | Live |
| FSD PEST CONTROL SERVICES LIMITED | | Live |
| FLY KO CLEANING & PEST CONTROL SERVICES COMPANY LIMITED | Private company limited by shares | Live |
| WAN ON CLEANING & PEST CONTROL SERVICES COMPANY LIMITED | Private company limited by shares | Live |
| CHUI LUK PEST CONTROL AND CLEANING SERVICES COMPANY LIMITED | Private company limited by shares | Live |
| EASY CLEANING AND PEST CONTROL SERVICES LIMITED | Private company limited by shares | Live |
| Creative Pest Control Services Limited | Private company limited by shares | Live |
| EXCELLENT PEST CONTROL SERVICES LIMITED | Private company limited by shares | Live |
| MEMORY PEST CONTROL SERVICES LIMITED | | Live |