Construction of the Sui Grand Canal

Timeline

1. 605–606Along the Tongji Canal · Yellow River–Huai River regionEmperor Yang of Sui ordered the excavation of the Tongji Canal, connecting Luoyang to the west and running east through Bianzhou to the Huai River into the Han Canal, linking the Yellow River and Yangtze river systems, and dredging the Han Canal to connect Jianghuai.
2. 608–610Yongji Canal–Jiangnan River · ChinaThe Yongji Canal connected north to Zhuojun, and the Jiangnan River extended south to Yuhang, forming a north-south grain-transport artery that facilitated grain transport and military deployment.