Production equipment selection, optimization and design – Production performance and optimization – Production logging (PL) & well testing (PTA, downhole and surface) – Perforation strategy and optimization – Artificial lifting (ESP – PCP – Gas lift – …) design – Production operation (workover/well intervention) proposal & EOJR preparation – Production & asset monitoring and evaluation – Cost estimating and budgeting – RFT/MDT proposal preparation and job execution and data analysis – Drillstem test (DST) program and operation .