Dongguan Mosque is a mosque in Gongguan street Xining, Qinghai province, China. Restored recently, it was built in the 14th century and has colorful white arches along the outside of the wide building. It was built in 1380, and now boasts a history of more than 600 years. The Mosque is not only famous for its magnificent architecture but also as a religious education center and as the highest learning institution of Islam.