Lanzhou Tianhuayuan is a national science and technology enterprise directly under the central government, so it must be compiled.
Lanzhou Tianhua Research Institute, whose full name is Tianhua Chemical Machinery and Automation Research and Design Institute Co., Ltd., is a state-level scientific and technological enterprise directly under the central government, which was merged and transformed from the former Chemical Machinery Research Institute of the Ministry of Chemical Industry and the former Automation Research Institute of the Ministry of Chemical Industry. It is a professional research institute engaged in chemical machinery and equipment directly under the Ministry of Chemical Industry, located in Xigu District, Lanzhou City, and listed on 20 13. Mainly engaged in chemical machinery, chemical engineering and equipment, materials and corrosion, automatic control of production process, on-line analytical instruments, radioactive detection instruments and environmental protection technology and equipment research and development, engineering design, monitoring and inspection, product manufacturing and popularization and application.