Beishide Instrument, registered in Beijing, is a high-tech enterprise with independent intellectual property rights, with Beijing Beishide Analytical Instrument Research Institute and Beijing Beishide Measurement and Testing Center, headquartered in Zhongguancun Science Park, Haidian District, Beijing.Beishide Instrument, focusing on the field of adsorption characterization, engaged in the research and development, production and sales of low-temperature nitrogen adsorption BET specific surface area and micropore analysis, gravimetric vapor adsorption, high-pressure gas adsorption, multi-component selective competitive adsorption, corrosive gas adsorption, chemical adsorption, membrane pore size analysis, true density and porosity analysis and testing instruments. Business in more than 10 countries and regions around the world. After 17 years of development, it has become an international leader in the development and manufacturing of high-end adsorption characterization instruments.As a "specialized and special new" enterprise in Beijing, it has obtained the national high-tech enterprise certification for 13 consecutive years;We have obtained 15 national invention patents and more than 62 utility model patents.Passed ISO9001 quality standard system and CE certification for 9 consecutive years;Participated in drafting and formulating 6 national standards and industry standards;The test data of Beishide Instrument have been cited in more than 100 papers by internationally renowned journals such as Science, Nature Chemistry, Advance Materials, JACS, Angew, Nano Energy, ACS Nano, CEJ, etc.