Xuchang entrance examination comprehensive service hall. According to official website of Xuchang Education Bureau, Xuchang Du Wen's postgraduate entrance examination address is located in Xuchang Comprehensive Service Hall, and you need to bring your ID card and admission ticket number. Xuchang, also known as Liancheng, is a prefecture-level city under the jurisdiction of People's Republic of China (PRC) and Henan Province, located in the middle of Henan Province.