HFCG series of roller press is developed by Hefei Cement Research & Design Institute on the basis of acquired advanced foreign technology. The development was completed with the financial support for scientific and technological research and development project under the state's seventh five years' plans. The first domestic manufactured roller press which was successfully applied into industrial production was launched by Hefei Cement Research & Design Institute on 1989.through the ongoing development was completed with financial support for scientific and technological research and development project under the state's eighth ,ninth and tenth five years' plans, with the overs 20 years' experience of application ,the 3rd generation HFCG Series which owns proprietary intellectual proprietary intellectual property right ,has rational design and performance superiority was launched ,its running rate can reached over 90 % ,it have been entitled States' scientific and technological progress second prize twice .The system with roller press may increase capacity by 50 % ~200 % ,save energy by 20 % ~40 % .Its techno -economic performance have reached advanced international level.