Before he joined the army at the border, his name was Lei Ming. He was originally from the True Dragon Palace. His whole family died in the hands of Qin Jiangong. Later, he was saved by Zhang Ronghua. He opened his Dantian with his Sea of Qi and re-entered the martial arts world. According to the instructions, he went to the border to join the army. He couldn't use his original name, otherwise, the True Dragon Palace wouldn't let him go. No matter how high his position was, they would capture him and take revenge for Qin Jiangong. He took the word Zhang as his surname, which meant that he would never forget the kindness of saving his life. He took the word" Lei" in his name. Then, he destroyed his appearance and used some methods to get a new identity card to join the border army.