Spectrum Chemical

GF TEC, founded in 1998 by Werner Grafenau, is a medium-sized control and distribution company owned by Werner and Ingeborg Grafenau.

Frigel group designs, produces, installs, sells, and services cooling and temperature control systems for industrial processes.

FPI registered in CA, USA in late 1990s for TDLAS tech R&D and succeeded shortly after成立之初，FPI 在美国加州进行可调激光二极管吸收光谱技术的研发，并在不久后取得了成功。