This document stipulates the terms and definitions, composition and principles, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage of smart community early warning far-infrared electronic fences. This document is applicable to the production and inspection of far-infrared electronic fences for early warning in smart communities.
T/QGCML 2239-2023 history
2023T/QGCML 2239-2023 Smart community early warning far infrared electronic fence