The epicenter of this earthquake was Haiyuan , which is a county in Ningxia Province. Since this used to be called the Gansu Province, this earthquake is also known as the 1920 Gansu earthquake.
Haiyaun is a country under the administration of zhongwei city in Ningxia hui. It originally belongs to Gansu providence.
After the earthquake Over 73,000 people were killed in Haiyuan County. More than 30,000 people was killed in guyuan county. Basically all the houses collapsed in the city of longde. The Sufi Jahriyya Muslim Hui leader Ma Yuanzhang and his son died in the earthquake when the roof of the Mosque they were in collapsed in Zhangjiachuan.