| SING CHEONG FIRE ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| Sing On Fire Engineering LIMITED | | Live |
| SING TECH FIRE SERVICES LIMITED | Private company limited by shares | Dissolved |
| SINO FIRE CONTROL LIMITED | Private company limited by shares | Dissolved |
| SINO FIRE CONTROL LIMITED | Private company limited by shares | Dissolved |
| SINO RICH FIRE LAND LIMITED | Private company limited by shares | Live |
| SINO FIRE PROTECTION LIMITED | Private company limited by shares | Dissolved |
| SINO FIRE PROTECTION LIMITED | Private company limited by shares | Live |
| Fire Skhi Limited | Private company limited by shares | Live |
| Soul Fire Limited | Private company limited by shares | Live |
| R & R FIRE & SOUND PROOF BUILDING MATERIALS LIMITED | Private company limited by shares | Live |
| SOUTHEAST FIRE COMPANY LIMITED | Private company limited by shares | Live |
| SOUTHEAST FIRE EXTINGUISH EQUIPMENTS LIMITED | Private company limited by shares | Live |
| Fire Spark Capital Limited | Private company limited by shares | Live |
| TOTAL FIRE PROTECTION SPECIALIST (CHINA) LIMITED | Private company limited by shares | Dissolved |
| SPEED FIRE LIMITED | Private company limited by shares | Live |
| Fire Spreading Limited | Private company limited by shares | Live |
| STAR FIRE LIMITED | Private company limited by shares | Live |
| FIRE STAR ENTERPRISE CO LIMITED | Private company limited by shares | Dissolved |
| FIRE STEEL LIMITED | | Live |
| ASIA FIRE STEEL COMPANY LIMITED | Private company limited by shares | Dissolved |
| STIX ON FIRE LIMITED | Private company limited by shares | Live |
| FIRE STONE COMPANY LIMITED | Private company limited by shares | Live |
| FIRE & STONE CONSULTING LIMITED | Private company limited by shares | Live |
| FIRE & STONE INVESTMENT LIMITED | Private company limited by shares | Live |
| FIRE STONES COMPANY LIMITED | Private company limited by shares | Dissolved |
| FIRE STOP LIMITED | Private company limited by shares | Live |
| H AND STRETTON FIRE SOLUTIONS LIMITED | | Live |
| CABLE STRONG FIRE SYSTEM LIMITED | Private company limited by shares | Dissolved |
| Fire Rooster Studio Limited | Private company limited by shares | Live |
| SUEN TAT FIRE & SECURITY ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| SUN'S FIRE ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| SUPERIOR BOILER & FIRE EQUIPMENT LIMITED | Private company limited by shares | Dissolved |
| FIRE SUPPRESS LIMITED | Private company limited by shares | Live |
| Sure Fire Limited | Private company limited by shares | Live |
| SURE FIRE DEVELOPMENTS LIMITED | Private company limited by shares | Dissolved |
| SURE FIRE INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| SURE FIRE (ASIA PACIFIC) LIMITED | Private company limited by shares | Dissolved |
| Germany Nord fire smoke ventilation system Limited | Private company limited by shares | Live |
| WEB FIRE SYSTEMS LIMITED | Private company limited by shares | Dissolved |
| Shielder Fire Systems Limited | Private company limited by shares | Live |
| FIRE ICE TECH LIMITED | Private company limited by shares | Live |
| Tech on Fire Limited | Private company limited by shares | Live |
| Fire Phoenix Tech Limited | | Live |
| SAFETY TECH FIRE, LIMITED | Private company limited by shares | Dissolved |
| FIRE ALERT TECHNOLOGIES LIMITED | Private company limited by shares | Dissolved |
| ProShield Fire Safety Technologies Limited | | Live |
| FIRE SENTRY TECHNOLOGIES LIMITED | Private company limited by shares | Dissolved |
| Fire Ant Technology Limited | Private company limited by shares | Live |
| Alliance Fire Safety Technology Limited | | Live |
| CHINA FIRE TECHNOLOGY CO., LIMITED | Private company limited by shares | Dissolved |
| China Fire Technology Group Limited | | Live |
| Fire Dragon Technology Company Limited | | Live |
| HK HOT FIRE ELECTRONIC TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| Fire Flight Technology Co., Limited | Private company limited by shares | Live |
| FIRE FOCUS TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Hangzhou Chunjiang Fire Technology Limited | | Live |
| Fire Innovation Technology Limited | | Live |
| Fire Phoenix Technology Co. Limited | | Live |
| Fire Rock Technology Company Limited | Private company limited by shares | Live |
| YYS NEW FIRE SAFETY TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| SUN SAINT FIRE TECHNOLOGY LIMITED | Private company limited by shares | Live |
| China Security & Fire Technology Holdings Limited | Private company limited by shares | Live |
| FIRE SNIPER TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Star Fire Technology Limited | Private company limited by shares | Live |
| BIG FIRE SURVEILLANCE TECHNOLOGY LIMITED | | Live |
| WAVE FIRE TECHNOLOGY LIMITED | Private company limited by shares | Live |
| THUNDER FIRE LIMITED | Private company limited by shares | Live |
| TINY FIRE LIMITED | | Live |
| TITAN FIRE LIMITED | Private company limited by shares | Live |
| FIRE TORNADO TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Live |
| F.I.R.E TRADE LIMITED | | Live |
| SUN FIRE TRADING LIMITED | Private company limited by shares | Dissolved |
| Hot Fire Trading Limited | Private company limited by shares | Live |
| FIRE BIRD TRADING LIMITED | Private company limited by shares | Live |
| DRAGON FIRE TRADING LIMITED | Private company limited by shares | Live |
| Fire Dragon Trading Limited | Private company limited by shares | Live |
| RED FIRE DRAGON TRADING LIMITED | Private company limited by shares | Live |
| Extreme Fire Trading Limited | | Live |
| Fire Flame Trading Limited | Private company limited by shares | Live |
| Fire Forces Trading Limited | Private company limited by shares | Live |
| GREEN FIRE TRADING LIMITED | Private company limited by shares | Live |
| LONG FIRE TRADING LIMITED | Private company limited by shares | Live |
| ICE POWER FIRE SERVICE TRADING LIMITED | Private company limited by shares | Live |
| SUNNY FIRE MOTOR TRADING LIMITED | Private company limited by shares | Dissolved |
| HK Star Fire Trading Technology Limited | | Live |
| China Fire Engineers Training Association Limited | Private company limited by shares | Live |
| FIRE BIRD TRAVEL SERVICE LIMITED | Private company limited by shares | Dissolved |
| FIRE TREASURE JEWELLERY LIMITED | Private company limited by shares | Dissolved |
| TRIFAIRCO FIRE ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| CHUANXIAO FIRE TRUCKS LIMITED | | Live |
| NANJING TUNA FIRE PROTECTION CO., LIMITED | Private company limited by shares | Live |
| Tung Tung Fire Solution Limited | Private company limited by shares | Live |
| FIRE UNION INTERNATIONAL TRADE CO., LIMITED | Private company limited by shares | Live |
| THE UNIVERSAL FIRE LIMITED | | Live |
| UNIVERSAL FIRE ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| Upper Fire (HK) Limited | | Live |
| STAR FIRE VANTAGE CAPITALS LIMITED | Private company limited by shares | Live |
| Verdant Fire Group Company Limited | Private company limited by shares | Dissolved |
| VOLCANO FIRE LIMITED | | Live |