In Apr. 2003, named as VACREE by stockholding;

In May 2003, the domestic first set of large-scale helium recovery and purification device was developed;

In Apr. 2004, 2KW superconductivity cable cryogenic system was developed;

In Oct. 2004, cryogenic processing krypton-xenon separation and purification device was developed;

In Feb. 2005, large-scale helium cryogenic purification/recovery system was developed;

In Oct. 2005, 160W/20K helium cryogenic circulatory system was developed and exported;