苻登
Then, Fu Deng gathered his remaining army and went back to Hu Kong Castle (胡空堡, in modern Xianyang, Shaanxi). He promoted generals such as Dou Chong, Yang Ding, and Yang Bi (楊璧). Fu Deng attacked Zhang Longshi (張龍世) in Yangquanbao (鴦泉堡). Yao Chang sent his generals to help Zhang and set up a trap. They pretended to surrender in order to catch Fu Deng. Fu Deng, initially believing in the false surrender, avoided to be fooled with the reminding of Lei Edi (雷惡地).