Honor-YIKUANG-Commit to drilling

Qualification

Honor

Certification

Honor

National Product Qualified Red List Enterprises

National product qualified red list enterprise certificate

Safety production standardization three-level enterprise (machinery)

Basic Theory and Key Technology of Precise Prevention and Control of Coal and Rock Gas Dynamic Disaster in Thick and Hard Rock Environment

Shandong University of Science and Technology Mining Engineering Industry-University-Research Cooperation Unit

Talent Training Base of Henan Polytechnic University

Mining Engineering Talent Training Base of Shandong University of Science and Technology

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