All right. He Deqiang, Ph.D. in fault diagnosis of rail transit vehicles in Guangxi University, is good, with great employment opportunities, high salary, easy work and short working hours, so he is good. Guangxi University, located in Nanning, the capital of Guangxi, is the oldest and largest comprehensive university in Guangxi, the only national 2 1 1 engineering construction school in Guangxi and a world-class discipline construction university.