格兰特(江苏)钻具有限公司天津塘沽分公司
From its inception in 1841, the core focus of National Oilwell Varco (NOV) has always been to provide the energy industry with the highest quality oilfield products and services available. NOV designs, manufactures and sells major mechanical components for land and offshore drilling rigs, complete land drilling and well servicing rigs, tubular inspection and internal tubular coatings, extensive lifting and handling equipment, and a broad offering of downhole drilling motors and tools. NOV also provides supply chain services through its network of distribution service centers located near major drilling and production theaters worldwide. With over 800 manufacturing, sales and service center locations in 61 countries, NOV supplies customer-focused solutions that best meet the quality, productivity, and environmental requirements of the global energy industry.