The tale of a patriotic Chinese businessman outmaneuvering an entire army is probably one of the most captivating stories recorded in Zuozhuan, a historical work that chronicles the Spring and Autumn Period (770-476 BCE) of China's history. But this tale is much more than an insight into the art of war. Join CGTN's Dean Yang to find out how this businessman bargained for his homeland's future and what his legend reveals to historians.