Jim West Central Church of Guanggu. The Guanggu Duomo Cathedral, the Central Church of Guanggu, is an iconic building on Italian Flavor Avenue, situated in the Guanggu World District, Hongshan District, Wuhan City China. Typical Gothic building, the church is inspired by the Duomo di Milano. The church stands on the bustling street with the humanistic air of Renaissance architecture, beautifully and solemnly. A must see if you are ever in Guanggu.