it can be purchased through the official website of Shunyi grand theatre or barley net platform. Cao Yunjin's national tour will be staged in Shunyi Grand Theatre on September 28th, 223, in cooperation with barley net Platform. Tickets can be purchased directly through the official website of Shunyi Grand Theatre or barley net Platform. Before the performance, relevant tickets will be directly distributed to the official website or online ticketing platform, and tickets will be sold through online ticketing.