DFMC attended the Russia International Cement Expo on 24-26 April.During the exhibition,we had technical exchange with European Cement Plant,Asian Cement Plant,Heidelberg Volga River Cement Plant,Siberia Cement Plant,Chechnya Cement Plant,NaWulaEr Mining Cement Plant.European Cement Plant,Asian Cement Plant,Siberia Cement Plant and Heidelberg Cement Plant built cooperation with us, and invited us to do technical exchange and business negotiation in their plant.We also built cooperation relationship with German Humboldt Vectra Grams Cement Company.