NBR vs PTR

Nabors Industries Ltd.

Nabors Industries Ltd. provides drilling and drilling-related services for land-based and offshore oil and natural gas wells. The company operates through five segments: U.S. Drilling, Canada Drilling, International Drilling, Drilling Solutions, and Rig Technologies. It provides tubular running, wellbore placement, directional drilling, measurement-while-drilling (MWD), equipment manufacturing, and rig instrumentation services; and logging-while-drilling systems and services, as well as drilling optimization software. The company also offers REVit, an automated real time stick-slip mitigation system; ROCKit, a directional steering control system; SmartNAV, a collaborative guidance and advisory platform; SmartSLIDE, an advanced directional steering control system; and RigCLOUD, which provides the tools and infrastructure to integrate applications to deliver real-time insight into operations across the rig fleet. In addition, it manufactures and sells top drives, catwalks, wrenches, drawworks, and other drilling related equipment, such as robotic systems and downhole tools; and provides aftermarket sales and services for the installed base of its equipment. As of December 31, 2020, the company marketed approximately 354 rigs for land-based drilling operations in the United States and Canada, as well as in 14 other countries worldwide; and 29 rigs for offshore platform drilling operations in the United States and internationally. Nabors Industries Ltd. was founded in 1952 and is headquartered in Hamilton, Bermuda.

PetroChina Company Limited

PetroChina Company Limited, together with its subsidiaries, engages in a range of petroleum related products, services, and activities in Mainland China and internationally. It operates through Exploration and Production, Refining and Chemicals, Marketing, and Natural Gas and Pipeline segments. The Exploration and Production segment engages in the exploration, development, production, and marketing of crude oil and natural gas. The Refining and Chemicals segment refines crude oil and petroleum products; and produces and markets primary petrochemical products, derivative petrochemical products, and other chemical products. The Marketing segment is involved in marketing of refined products and trading business. The Natural Gas and Pipeline segment engages in the transmission of natural gas, crude oil, and refined products; and sale of natural gas. As of December 31, 2020, the company had a total length of 31,151 km, including 22,555 km of natural gas pipelines, 7,190 km of crude oil pipelines, and 1,406 km of refined product pipelines. The company is also involved in the exploration, development, and production of oil sands and coalbed methane; trading of crude oil and petrochemical products; storage, chemical engineering, storage facilities, service station, and transportation facilities and related businesses; and production and sales of basic and derivative chemical, and other chemical products. The company was founded in 1999 and is headquartered in Beijing, the People's Republic of China. PetroChina Company Limited is a subsidiary of China National Petroleum Corporation.