RANDKA W CIEMNO 2023 FUNDAMENTALS EXPLAINED

During the Ming and Qing dynasties, however, the water degree from the Tonghui River dropped and ships could not travel from Tongzhou to Beijing. Tongzhou then grew to become the northern delivery terminus in the canal. Cargo was unloaded at Tongzhou and transported to Beijing by land. The Tonghui river however exists as a large, concrete-lined sto