Water is the most precious substance in the Kingdom of Saudi Arabia, where a deficit in drinking water in the UK and a high proportion is increasing year after year is proportional with the growing population. Moh company is a company specializing in infrastructure, water treatment to meet the consumer's need of drinking water in accordance with the regulations of the current design, as well as with the full plan for the project, which are as follows: Treatment of drinking water for civil use. Treatment and recycling of water for industrial use. Purification of waste water. The project is the main treatment plant and water supply that was created in the western region of the city of Riyadh, and the transfer of the station and pumping of clean drinking water treatment area of the output to the point corresponding packaging for industrial zones ..