Pichit ChalitwongpatanaChairman of the Executive Board Parit ChalitwongpatanaDeputy Managing Director Chawee ChalitwongpatanaManaging Director Fonthip ChalitwongpatanaDeputy Managing Director Rueangsri Thongkham Senior Engineer Sanphet ThongthammachartGeneral Manager Siriporn KhanthakCustomer Service Manager Thornpakaorn LerdsinmongkolAccount Manager Udomsak phanta Procurement Manager