Four batches. According to the graduation certificate issued by Changsha University of Science and Technology, the graduation certificate of Changsha University of Science and Technology is issued in four batches, and some colleges and universities will issue graduation certificates in batches because of the large number of students. Changsha, a prefecture-level city and capital city under the jurisdiction of Hunan Province in China, is located in the lower reaches of Xiangjiang River in the northeast of Hunan Province, with a total area of 1 18 18 square kilometers.