In order to exchange practice among students of technical specialties in the framework of the program of the National Committee of the International Association of Kazakhstan (IAESTE), a third-year student of the Republic of Thailand Rattiyakorn Suwannara in 2019 completed an internship in the laboratory "Food Biotechnology" of the Department of Biotechnology, Faculty of Biology and Biotechnology of the Kazakh National University. Al-Farabi. Under the leadership of Narmurotova Meiramkul Khudretovna (Ph.D., associate professor), during the practice, work was carried out to determine the protein composition of mare's milk.