1995  The Southwest Research & Design Institute of the Chemical Industry (SWRDICI), Messer and CarboTech had  set  up a joint  venture   company; the name of the joint venture had taken the first character of the Chinese  name of  three shareholders.

1999  SWRDICI transferred its shares to Messer and CarboTech; SMC became a German joint venture.

1999  SMC became a wholly-owned company of Messer.

2001  The company joined IGS, which is a global technical corporation, leading and promoting non-cryogenic air  separation solutions; SMC had become a sole US company to date.

2002  SMC had become a State and Provincial“Hi-Tech”enterprise.

2003  The QMS of the company had been certified by TUV.
 

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