Beihuan Road, Cangzhou, Hebei, China

HeJian Solidkey Petroleum Machinery Co., Ltd. specialize in research and development of drilling equipments, we are manufacturing and marketing with senior technical staffs for many years. The structu...

No.9 Chitian RD, Nanjing, Jiangsu, China

CurlF International Industries is a professional GFRP rcok bolt and rebar company for the mining and tunnel reinforcement and slope stabilization in China. At the same time, we are also wholesale and ...

qinghe road yanggucountry, Liaocheng, China

Shandong Ruyi Machinery Co., Ltd. is a high-new technology enterprise of Shandong Province, specializing in researching and manufacturing rock tools. The "Ruyi" brand tools produced ...

Imitation Song street, Yanggu, Shandong Liaocheng, China

We are a professional manufacturer of rock drilling tools in China. Our main products include rock drill, TBM cutter, roller cutter bits, DTH hammer, DTH bit, button bit, retract button bit, cross bit...