Products/Services: Domestic gas warning cut-off system, the industry stationary type online inflammable/toxic gas observation system, the portable inflammable/toxic gas instrumentation, exhale the gas strength of alcohol content instrumentation portable, the air respir

Products/Services: Alcohol Analyzer Solution&Gas Detecting Solution, Solution of Mobile Phone/GPS/MP3/MP4 with Alcohol Detection Function, Solution of Mobile Phone/GPS/MP3/MP4 with Harmful Gas Detection Function, Air Quality Detecting Solution