The cause of Wu Pin's death in "That Year the Flowers Bloomed and the Moon Was Full" was revealed to be poisoned by Du Mingli and Cha Kun. In the play "That Year the Flowers Bloomed and the Moon Was Full", Wu Pin was found bleeding from all his orifices, which is a typical sign of poisoning. After investigation, it was finally discovered that Du Mingli and Cha Kun conspired to poison Wu Pin. "That Year the Flowers Bloomed and the Moon Was Full" is a period drama directed by Ding Hei and starring Sun Li and Chen Xiao. The drama is based on the historical facts of the Wu family in Anwu Fort, Jingyang County, Shaanxi Province. In the drama, Zhou Ying is a woman with business acumen. She was appreciated by Wu Jiadongyuan and married into the Wu family. After the Wu family encountered difficulties, she decided to revive the family business, invested in Shaanxi Weaving Layout, and established Jingyang Cloth Factory, leading the turbulent situation. The road to reform, the whole drama has a compact plot and vivid characters. It is an excellent TV drama worth watching.