Vacuum Gauge is a precision instrument designed to measure the rarefaction or pressure of gases in vacuum environments. It plays a critical role across a wide range of industries, including oil and gas pipelines, water conservancy and hydro-power, railway transportation, intelligent buildings, production automation, aerospace, military applications, petrochemicals, oil wells, electric power, marine vessels, machine tools, pipeline air supply systems, and vacuum equipment. Its ability to provide accurate and reliable measurements ensures optimal performance and safety in demanding industrial applications.