Cangzhou Great Drill Co., Ltd is located in North China Oil Field, Junziguan industrial zone Hejian, north Beijing, east of Tianjin Port,
whose registered fund is RMB7 million yuan. Our company specializes in designing, manufacturing and marketing high performance
diamond bits and drilling tools which are used in petroleum industry. Our company was established by the top grade experts of the
field and is equipped with advanced equipment and facilities. Our diamond bits are named as Great, with specifications ranging from
2-7/8" to 17-1/2". All our products have passed ISO9001 certification.
our products show
Contact person:Nina Lang
Street address: Junziguan Industry Zone, Cangzhou City, Hebei Province, China