PTT Polymer Marketing Company Limited (PTTPM) is going to change company name to GC Marketing Solutions Company Limited (GCM)
which will be effective on December 27, 2018 in order to align with PTT Global Chemical Public Company Limited (GC).
To align with changing company name. The following system URL name must support the new company name but you can still use
the existing system URL name.
PTTPM eInvoice System :
GCM eInvoice System :