 Realizing that inaction would result in being cut off, General Bai Chongxi, himself a native of Guangxi, asked the Nationalist Government for reinforcements.Chiang Kai-shek in turn, dispatched the 5th Corps from Hunan province to fight the Japanese.The 5th Corps was the most elite unit in the NRA, and it is also the only Chinese unit that had tanks and armored vehicles.