He was considered to be firm and gracious , and he spent much time studying literature despite the work necessary in maintaining home base .
In 386 , after Yao Chang declared himself emperor , he created Yao Xing crown prince .
Yao Xing was considered to be firm and gracious , and Yao Xing spent much time studying literature despite the work necessary in maintaining home base .
In 386 , after Yao Chang declared himself emperor , he created Yao Xing crown prince .