In the upper component of the Tu Xuan Loan river, there is a river container called Loan Luu pha. Both sides of the river are mountains, uninhabited, and it is not known when this river container no more shows up Ha Bachelor's degree. Obviously, the identification of Thien Dinh that year is also unknown now. There are only devil spirits in the river currently, if devil spirits want to condense out spiritual amulets, they need to fuse their very own moods with the river container, however in this river container there is not just one devil spirit, so Therefore, Ha Bachelor's degree has not appeared for several years.