The twin pagodas of Baisikou, located on a mountain slope plateau of Helan Mountain in Helan, Yinchuan, Ningxia Hui Autonomous Region, People's Republic of China, with a distance of 100 meters between them. The specific construction time of the two pagodas is not recorded, but based on the surrounding traces of relics and unearthed cultural relics in the pagodas, it can be determined that they were built during the Western Xia period. These two pagodas underwent multiple major repairs during the Yuan and Ming dynasties. In 1988, the twin pagodas of Baisikou were designated as a national key cultural relic protection unit.

Yinchuan is the capital of the Ningxia Hui Autonomous Region, China, and was the capital of the Tangut-led Western Xia dynasty. It has an area of 8,874.61 km2 (3,426.51 sq mi) and a total population of 2,859,074 according to the 2020 Chinese census, and its built-up area was home to 2,564,918 inhabitants spread between three urban districts and Helan and Yongning counties largely being urbanized. The city's name literally means "silver river".