 When the Tang general Li Huaiguang subsequently arrived from the eastern regions and had successes against Qin forces, Zhu was forced to lift the siege on Fengtian and return to Chang'an, allowing Emperor Dezong to survive.After Zhu (who changed his state's name to Han in 784) was further defeated in 784 and fled Chang'an, Li Zhongchen fled Chang'an as well, but was captured by soldiers under the Tang general Li Sheng at Fanchuan (樊川, near Chang'an).He was executed on July 8, along with his son.