At the beginning of the new year in 2022, Aifeisi Precision's automatic contact angle measuring instrument was installed at Hunan University. The College of Environmental Science&Engineering, Hunan University isHunan UniversityA secondary college under its jurisdiction. The college originated from the discipline of environmental engineering established in 1982, and the Department of Environmental Engineering at Hunan University was founded in 1982. In 1999, the Department of Environmental Engineering was renamed as the Department of Environmental Science and Engineering. In 2005, the School of Environmental Science and Engineering was established at Hunan University based on the Department of Environmental Science and Engineering. As of April 2020, the college offers two undergraduate majors; There is one postdoctoral research station, one first level discipline doctoral authorization point, one first level discipline master's authorization point, and one professional master's degree authorization category; There are 60 faculty members, including 20 professors and 20 associate professors; There are approximately 350 undergraduate students and 450 graduate students currently enrolled.