Well drilling is the engineering of rational exploitation and utilization of water resources in strata by using drilling equipment and technology. Groundwater, on the other hand, is water that exists in cracks in the earth's crust or in gaps in the soil.
While we work with a range of industries, we specialize in providing machining services to clients in the oil & gas industry. Our shop is proudly ISO 9001:2015 certified, and we have the equipment to handle heavy-duty and high-precision projects. No matte
The production system of Mining Industry is a complex system composed of many links. In coal mine drilling, complicated geological and hydrologic conditions, thick alluvium of topsoil, many quicksand layers, large water inflow, large well diameter, deep w
At Tianjin Grand, we have deep experience in machining components and custom equipment for the HDD industry. Whatever your specifications and requirements, we have the necessary machining and fabrication tools to exceed your expectations.
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