In the province “Inner Mongolia“ beats the heart of the Chinese coal industry, iron industry and steel industry. The environmental conditions there are marked by considerable air pollution. Among other things, this is caused by the biggest arch mine of Inner Mongolia, the biggest niobium mine of China and the worldwide biggest rare earth mine. Within the scope of the new 5-year plan, new and tightened emission limits apply. They necessitate to deal more and more detailed with the reduction of industrial dust issues and an improvement of air quality. A business delegation from the Mongolian economic region used their trip to Germany to gather information about the bag filter technology of Intensiv-Filter.