The Impact of Merging the MRP with JIT on the Performance of Industrial Companies- Jordan Dr.ahmad Yahiya ahmad ayassrah

This study aimed to detect the possibility of the application of modern methods of production management (JIT, MRP) systems is complementary rather than substitutes. It is made by highlighting their common philosophy and views the differences between them. According to the results that have been reached by testing the hypothesis that it is possible hybridization regular production planning MRP and MRP system as are suitable for the production of the Jordanian industrial sector companies, where it proved its possibility. And to support of these findings were the results prove the superiority of the application of the hybrid system to production planning in the reality of unity after a productive comparative performance indicators: quantities, costs, quality. It was put up modern models complementarily between MRP system and JIT system in proportion to the nature of the mode of production and the market. It adds these methods have several advantages that enable them to monitor the quality and quantity of finished products and materials used while providing important in costs and a reduction in inventory while maintaining quality