Portable gas detection technology can be used forHazardous GasesInspection, Organic VOC Gas DetectionFlammable GasDetection, single-gas detection. The development of technology for accurate early warning and隐患 detection is advancing rapidly, with increasing applications in pre-accident monitoring and elimination. Its direction is towards miniaturization and automation to achieve long-term monitoring. The development of portable gas detectors enables leaks to be detected early in the process. Certain disasters are inevitable. How to effectively suppress and monitor early warnings, and how to reasonably utilize high-tech means to control accidents that have occurred, to minimize casualties and property loss, is a practical issue that needs to be addressed as a key technology in production safety. By studying the early physical and chemical properties of accidents, gas detection and monitoring can effectively prevent disasters before they occur, controlling potential catastrophic incidents in advance while ensuring personal safety. The key to transitioning from passive extinguishing and rescue technologies to the next-generation proactive prevention and control technologies is centered around intelligent monitoring technology.