Helmut Mayer Helmut Mayer Director and Principal Engineer, Mayer International Group Pty. Ltd. Australia (Click for more!)
Tads S. Golosinski Tads S. Golosinski Professor, Mining Engineering, University of Missouri-Rolla United States (Click for more!)
Eko Putranto Eko Putranto Head of Mechanical Engineering Departement, PT. Tambang Batubara Bukit Asam (Persero) (Click for more!)
Edward Li Edward Li Sales Manager -Tsinghua MBA Part-time, Beijing EXQUISITE International Development Co., Ltd. (Click for more!)
Michitaka Suzuki Michitaka Suzuki Associate Professor, Himeji Institute of Technology Japan (Click for more!)
