The 2013 National Coal Preparation Academic Exchange Conference and the First Session of the Sixth Editorial Committee of Coal Preparation Technology, jointly organized by the Coal Preparation Professional Committee of the China Coal Society and the Editorial Department of Coal Preparation Technology, was held in Taiyuan, Shanxi Province from November 22 to 24, 2013. Han Wansong, Vice President of Guohua Technology, attended the conference.

The main content of the conference includes academic exchanges on coal preparation both domestically and internationally, a summary of the work of the 5th Editorial Committee of Coal Preparation Technology, and the work arrangements of the new (6th) Editorial Committee. Vice President Han Wansong read a paper titled "Research and Application of Energy Conservation, Efficiency Improvement, and Emission Reduction Heavy Media Coal Preparation Complete Technology" at the academic exchange meeting, and was appointed as a member of the Editorial Committee by the Editorial Department of Coal Preparation Technology for a period of five years.