Over the past 20 years, Dr. Zhang has been proficient in the diagnosis and surgical treatment of various diseases in his profession, especially in the treatment of laparoscopic and urethral diseases. He has published more than 20 articles in professional journals at or above the provincial level, presided over two projects funded by Shandong Provincial Department of Science and Technology, and won two provincial Science and Technology Progress Awards. He is the chief editor of the video textbook <holmium laser Ureteral Lithotripsy> planned by the Ministry of Health, and the deputy chief editor of <Minimally invasive Urological Treatment>.He is also the standing member of urological male reproductive Branch of Shandong Anti-cancer Association.