Battle of Dachangyuan

Battle of Dachangyuan
	Part of the Mongol–Jin War
Date	1229
Location	Dachangyuan (Present-day Ning County, Gansu)
Result	Jin victory
Belligerents
Mongol Empire	Jin Dynasty
Commanders and leaders
Chilaun; Doqolqu;	Wanyan Heda; Yila Pua; Wanyan Chenheshang;
Strength
8,000 soldiers	400 cavalry

The Battle of Dachangyuan (Chinese: 大昌原之戰) took place between the Mongol Empire and the Jin Dynasty in 1229 during the Mongol conquest of the Jin dynasty.