Located in Xuong Giang commune, Bac Giang City, Bac Giang province, Xuong Giang is the name of the ancient citadel that was built by the Chinese Minh military in 15th century.
The remnants show that the citadel is rectangular, length-oriented East - West measured 600m, width in the direction North - South 450m, 27ha area, a high embankment thick walls, four corners with forts, wide trenches surrounded, 4 entrance gate, front citadel entrance are looking towards the west. This is the place where the Lam Son insurgent troop battle took place on September 28th, 1427 and got glorious victory on 11th, 1427 that Le Quy Don has reviewed: From the begin of Tran dynasty since captured Tich Le Co, O Ma Nhi until then, Vietnam a southern country does not have such a huge and remarkable battle (according to Vietnam history) To celebrate the historic victory of Lam Son insurgent army Xuong Giang, Bac Giang province every year celebrates festival lasted for 2 days in January 6th and 7th.