Background and History P.C.S. MACHINE GROUP(PCSG) started business in late 60’s with farm equipment overhaul business. PCSG stepped in late 70’s when farm equipment started to localization in Thailand When automotive maker started to localize part production on Thailand in early 80’s, PCSG has stepped into part manufacturing to part manufacturing and become the first foot hold in automotive business. Part manufacturing is still a major business sector of PCSG.