Mr. Takuya Koshiba belongs to The Japan Steel Works, Ltd. Hiroshima Plant as Engineer, Compounding Extruder Engineering Group, Plastics Machinery Dept. since Apr. 2021 after graduating Master of Mechanical Engineering Program at Hiroshima University in Hiroshima, Japan. He is engaged with process development of Twin Screw Extruder at one of the world's largest technical center in Hiroshima Japan.