Mikuláša Kováča High School, Banska Bystrica, Slovakia and Hebei Zhengding High School, China have developed a strong friendship since 2018. The principals of both schools have visited each other and signed the Letter of Intent. As an attachment to the Letter of Intent, both sides together began the Online Chinese Program in the autumn of 2021. With great support from Center for Language Education and Cooperation of the Ministry of Education of China, Hebei Zhengding High School initiate the winter camp of Subject Chinese Cultures whith Mikuláša Kováča High School, based on the cooperation of both schools. This camp sets live programs of Physics Chinese, Biology Chinese, etc, and recorded programs of Chinese delicacies, Hanzi, etc.