Wikipedia
IRPC
IRPC Public Company Limited or simply IRPC ( Thai: ไออาร์พีซี) is a Thai Public SET-listed Petroleum and Petrochemical company. It is a subsidiary of PTT Group, formerly Thai Petrochemical Industry Public Company Limited or "TPI", which was founded in 1978.
IRPC is company based in Mueang Rayong District, Rayong Province, Thailand