March 2023. According to the request for resumption of classes of Beijing offline training institutions, it can be known that Beijing offline training institutions can resume classes in March 2023. Beijing generally refers to Beijing. Beijing, formerly known as Yanjing and Peiping, is the capital of People's Republic of China (PRC), a municipality directly under the Central Government, a national central city and a megacity. The State Council approved China as a political center, a cultural center, an international exchange center, a scientific and technological innovation center, a famous historical and cultural city in China and one of the ancient capitals.