1, National University of Science and Technology Testing, whose full name is National University of Science and Technology (Xiamen) Environmental Testing Research Institute Co., Ltd., is the holding company of National University of Science and Technology (Beijing) Environmental Protection Technology Co., Ltd. controlled by China Academy of Sciences.
2. National University of Science and Technology (Xiamen) Environmental Monitoring Research Institute Co., Ltd. (formerly known as National University of Science and Technology (Xiamen) Environmental Monitoring Research Institute Co., Ltd.), established on 20 18, is located in Xiamen, Fujian Province, and is an enterprise mainly engaged in professional technical services.