Sei has been working for 15 years in plastic closures development in the Japanese packaging industry. He has been employed by the Nippon Closures Company since 2004. He has been in charge of the research and development department and the new material and new technologies development department, 2005 to 2019.

Day One - Presentation title: The challenge to recycle and food loss with plastic closures

Day Two - Panel discussion – full closure and packaging design for sustainability