On 24th – 25th July 2009, Petrochemical Business, Commercial and Marketing Department, IRPC Public Company Limited, arranged an activity called “IRPC Open House by Polystyrene Plant”, which is comprised visiting Plant of Polystyrene Product, Production and QA process, in Rayong Province and Golf mini-tournament at Wang Juntr Golf Park. This activity aims to enhance the relationship among Executive management, Sales representative of IRPC and Customers.