The jubail desalination plant scale model in Saudi Arabia was implemented by architects specialized in the manufacture of machinery with more than twenty-five years of experience at City Scale for architectural scale models and maquettes, the mock-up was shipped to Riyadh airport with the guarantee of City Scale and it achieved great success from the moment it arrived and was presented to visitors It was manufactured within 40 days in 2017, the model has a scale of drawing: 1/250 and dimensions: 375cm*240cm.