Tian-bao HU / China National Administration of Coal Geology
Xin CHEN / Hebei DSF-GEOS Technology Co., Ltd
Prokopenko SERHIY / Hebei DSF-GEOS Technology Co., Ltd
Bogdanov YURIY / Hebei DSF-GEOS Technology Co., Ltd
Ming-ming FU / Binzhou Uniersity
Ya-nan LIU / China National Administration of Coal Geology