PSG: PSG CORPORATION PUBLIC COMPANY LIMITED PTC: PREMIER TANK CORPORATION PUBLIC COMPANY LIMITED PTTEP: PTT EXPLORATION AND PRODUCTION PUBLIC COMPANY LIMITED ROCK: ROCKWORTH PUBLIC COMPANY LIMITED ROH
PTT PUBLIC COMPANY LIMITED | Q1/2011
PTT PUBLIC COMPANY LIMITED | Q3/2011
PTT PUBLIC COMPANY LIMITED | Q6/2011
PTT PUBLIC COMPANY LIMITED | Year 2011
PTT PUBLIC COMPANY LIMITED | Q1/2012
PTT PUBLIC COMPANY LIMITED | Q2/2012
PTT PUBLIC COMPANY LIMITED | Q3/2012
PTT PUBLIC COMPANY LIMITED | Year 2012
PTT PUBLIC COMPANY LIMITED | Q1/2013