| 1 | Sun Yat-sen and Chen Jiongming soon split over the continuation of the Northern Expedition. | |
| 2 | Sun attempted to strip Cen Qunxuan of some units to be assigned to the apparently more loyal Chen Jiongming, the Guangdong warlord who had sponsored Sun's return there. | |
| 3 | In the process of Guangzhou municipal system developing and municipal constructing in the 20th, Sun Ke and Chen Jiongming functioned crucially and had a very important influence. |