PT Cemako Indonesia is distributor of lubricant oil with brand name “saver”. Supply Chain Management in this company needs rebuilt to support bussiness process and operational sales area this study aims to built supply chain managements and sales system by web based. The methodology that used Object oriented analysis and design(OOAD) with RUP (Rational United Process) for design. Cost analyze using Return of investement (ROI). The result of the this research is a web based supply management that provide processing sales order, purchase order, delivery order, goods receipt and sales system to provide sales invoice that integrated each other for each sales area.