Bai Yaling, currently Deputy Director of renal internal medicine, director of ward, Professor, chief physician, doctor of medicine, Postgraduate Tutor of the fourth hospital of Hebei Medical University, academic part-time: Vice Chairman of the Management Branch of the blood purification center of Hebei Hospital Association, member and Secretary of the quality management and control center of the blood purification industry of Hebei Province, member of the nephrology branch of Hebei Medical Association Standing member of blood purification Committee of China Research Hospital Association. He has undertaken 2 provincial and department level scientific research projects, published more than 30 works, including 6 SCI included and 2 monographs edited; won 1 second prize, 2 third prize and 2 first prize of Hebei Medical Science and technology award.