Subsea Multiphase Flow Meter (SMPFM) can be installed on subsea Christmas trees or manifolds for real-time and online measurement of oil, gas, and water production from individual wells. This product is based on the matured technologies of gamma-ray and Venturi, driven by a dynamic and field proven flow model. It is capable of accurately measuring the individual flow rates of oil, gas and water within 0-100% Gas Volume Fraction (GVF) range. The product is designed in strict accordance with international standards (API 6A, API 17D, API 17F, API 17S), with redundant designs in key components to ensure high reliability. It has been qualified by the authoritative third party, DNV, and has got both domestic and international orders since 2020.