National Center "Junior Academy of Sciences of Ukraine" under the auspices of UNESCO
Pui Ching Middle School, Macau
Stefan cel Mare University of Suceava
Parvin Etesami School, Karaj, Iran
University of Zagreb Faculty of Textile Technology
Poznan University of Technology
Institute of Physics Polish Academy of Sciences, Al. Lotników 32/46, 02-668 Warsaw, Poland
Fujian Chuanzheng Communications College; Fujian Senyuan Power Equipment Co., Ltd;