Shandong Yanggu Rock Drilling Tools Factory , is a rock, coal mining drilling professional production plant, she lies in the east of DESHANG road and beside the JINGJIU rail-way, the traffic is very convenient.,The area of the workshop is 1600m ², more than 200 sets of various devices. Annual production value of $ 200 million, more than 300 employees, has own export and import right. Our main proudcts are ¡°JINGYANGGANG¡± brand, by GB/T6480-2002 <<CENTMET CARBIDE ROCKBIT>>.,She has approve...
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