ភាគីពាក់ព័ន្ធ

China National Administration of Coal Geology (CNACG)

អាសយដ្ឋានការិយាល័យ

China Coal Building, No. 19 East Yangfangdian Road Haidian District, 100038, People's Republic of China

អាសយដ្ឋានផ្ញើសំបុត្រ

China National Administration of Coal Geology, China Coal Building, No. 19 East Yangfangdian Road Haidian District, 100038, People's Republic of China

លេខទូរស័ព្ទ

+86 10-6390-3700