Beijing Baierrisen focuses on the research and development, production and sales of biochemical reagents such as gel filtration fillers, ion exchange media, affinity chromatography fillers, cellulose fillers, hydrophobic chromatography fillers, polymers, proteases and so on. It is one of the enterprises that realize the localization of chromatographic filling media in China. The company has experienced more than 20 years of research and development and sales, and the chromatographic packing media produced has a reputation of "high quality and low price" in China.