The oil and gas industries invest a huge amount of measuring systems buying and selling fuels and gases. The energy passes the transfer systems are extremely valuable and a tiny measurement error can cause millions of loss. It is vital to reviews measurement errors in each component of the measuring system. An oil and gas measurement system should have the capability that measures volume, velocity, pressure, temperature, level, density, and more. LEFOO offers pressure measurements, level and temperature measurements that work as important components of an oil & gas measurement system.