What is the fighting capacity of Guangdong warlords?

As one of the top ten local warlords in the Republic of China, the Guangdong Army played an important role in reversing Gankun in the modern history of China. Guangdong army is mainly divided into before and after the Northern Expedition. Before the Northern Expedition against the Qing Dynasty, Sun Yat-sen relied on the main force of Chen Jiongming Guangdong Army to establish a separatist regime in Guangdong and got a glimpse of the Central Plains. Within ten years, it is a miracle in modern history to unify the world and settle in Jinling.