Dr. Suthiweth T. Saengchantara, Director General and other delegates of Department of Science Service (DSS, Thailand) visited NMIJ on August 29th, 2017. After the greetings from Dr. Yukinobu Miki, Senior Vice-President of AIST and Dr. Takashi Usuda, Director General of NMIJ, they discussed the future collaboration in the material and chemical measurement field. They also visited some research laboratories of the Research Institute for Material and Chemical Measurement.