Suwicha Nummeechai is a seasoned production manager with extensive experience at Siam City Cement since July 2009, specializing in waste heat recovery and technical capability development. Key accomplishments include leading the commissioning plan for the WHR (Waste Heat Recovery) at Line K3, establishing a skills development system for production staff, and overseeing the operation of WHR Power Plants during critical phases. Prior experience includes serving as a division engineer in the clinker division, where responsibilities included preparing shutdowns and analyzing production issues. Suwicha holds a Master's degree in Chemical Engineering (Polymer Science) and a Bachelor's degree in Chemical Engineering from King Mongkut's University of Technology North Bangkok.