In April 2005, successfully launched the first dynamic surface area and pore size distribution analyzer in China.

　　In May 2005, accepted as member of Chinese Analysis & Testing Society.

　　In May 2005, move into Zhongguancun Science Park, Beijing, certified as high-tech enterprise by Beijing Sci.&Tech Committee.

　　In 2006, the nitrogen adsorption analyzer using BET method for surface area measurement sold.

　　In June 2006, nitrogen adsorption analyzer using BET method for surface area and dynamic pore size distribution measurement certified by National Standard Materials Research Center.

　　In June 2006, equipment sold to famous listed company, Sicuan Lutian Chemical Engineering Co.,Ltd.

　　In June 2006, BET surface area analyzer used by characterization center, Beijing Construction Materials Research Institute, for external customers service.

　　In July 2006, the first domestic pore size distribution analyzer for Chinese University of Science and Technology, satisfied with our quality product and post-sales service.

　　In July 2006, pore size distribution analyzer used by National Construction Materials Certification Center for external customers service.

　　In August 2006, papers from JWGB about nitrogen adsorption analyzer for surface area and pore size distribution measurement included in 2006 Chinese Powder Industry Review.

　　In December 2006, nitrogen adsorption analyzer using BET method for surface area measurement exported to Poland.

　　In January 2007, pore size distribution analyzer exported to Iran.

　　In May 2007, pore size distribution analyzer exported to South Africa.

　　In August 2007, pore size distribution analyzer exported to Mongolia.

　　In August 2007, papers introducing JW series of nitrogen adsorption analyzer for surface area measurement published in 2007 Chinese Powder Industry Review.