Oil Field Instrumentation [India] Limited is a part of the Neterwala Group of Companies which manufactures Measurement-While-Drilling [MWD] Systems for Measuring Formation Properties. Oil Field Instrumentation [India] Limited is an ISO 9001-2000 certified company. Oil Field Instrumentation [India] Limited offers all aspects of Measurement-While-Drilling [MWD] Systems for Measuring Formation properties, including directional, gamma and LWD Resistivity and Porosity, wellbore geometry [inclination, azimuth], drilling system orientation [tool face], etc. Oil Field Instrumentation [India] Limited Measurement-While-Drilling [MWD] Systems can replace Wireline logs with real-time and memory-stored measurement while drilling.