SALES EXECUTIVE MR. KREANGSAK CHANA EXECUTIVE VICE PRESIDENT SPECIAL CEMENT PRODUCTS (DENKA AND SHOBOND) DEPT. MRS.LINJONG SRISONGKRAM SENIOR MANAGER PRESTRESSED CONCRETE PILES MR.SOMPRASONG SUDSAB DEPUTY MANAGER PRESTRESSED CONCRETE PILES MR.SAWAKE MOOLNGOEN MANAGER BRIDGE CONSTRUCTION PRODUCTS MRS.KANYA NAKSITH DEPUTY MANAGER SPECIAL CONCRETE PRODUCTS(GLASSFIBER REINFORCED CONCRETE, POST-TENSION,PRECAST WALL AND NOISE BARRIER; SALES DEPT.