Shandong Yanggu Tianyue Drilling Tools Co., Ltd. was founded in 2005 with a registered capital of 108 million yuan. It is a specialized enterprise engaged in the research and production of rock drilling tools, mining coal cutters, excavation teeth, blast furnace drilling tools and other series of tools. The Tianyue brand is a key enterprise brand created by the company; Continuously focusing on the production of high-end heavy-duty hydraulic rock drilling bits, drill rods, drill tails, and connecting sleeves; The expert technical team has accumulated and accumulated over 30 years of experience in tool manufacturing technology。