Precision Performs Validation From Basic To Detail On PLC And Computerized Systems Based On GAMP Guidelines. Programmable Logic Control (PLC ). Data Acquisition Software For Different Process /Equipments. Distributed Control Systems ( DCS ). Computer Based Systems In Laboratory. Supervisory Control & Data Acquisition (SCADA/DAS) Systems. Computer System/PLC Validation. Environment Control Systems Human Machine Interface (HMI/MMI) System.