The courtyard and minaret of the Memorial Mosque to the Prophet, the Huai Sheng Si, more usually known as Beacon Tower Mosque, where the Islamic minaret rises above the roofline of traditional Chinese architecture, The mosque is reputedly the oldest in China and was built by the Arab Missionary Abu Waggas. China. Tang dynasty (AD 618-906). Built in AD 627. Guangzhou (Canton), Guandong province.