On July 6^th, 2019, 20 students in the Graduate School of Global Environmental Studies visited one of the facilities of the Kyoei industry specializes in the recycling of PET bottles in Ibaraki Prefecture. They got a lecture about the factory and visit the machine room and learned about the cutting-edge recycling method. One of the reports from participant students can be seen on the website below: https://www.genv.sophia.ac.jp/english/students/activities.html