Shanghai Analytical Instrument Sales Center? Established in 2005, we are a professional enterprise specializing in laboratory testing and analysis instruments such as gas chromatography-mass spectrometry, liquid chromatography-mass spectrometry, liquid chromatography, gas chromatography, atomic absorption spectrometer, infrared spectrometer, etc. The company's products are used in various manufacturing industries such as materials, automotive parts, pharmaceuticals, food, and chemicals, as well as in laboratories of research institutions such as universities and research institutes.