­^¤åºK­n The purpose of this research is to study the evaluation and management system of multinational suppliers, which includes the followings. 1. To summary and compile various study and theory of supplier management and evaluation, and to analysis the infrastructure and characteristic of each method. 2. Based on previous study and cases reviewing, this study aims to study how a multinational company well management the suppliers from different countries, and how to elevate the company¡¦s benefit by building up the multinational supplier evaluation and management system. The result of the study of case company shows good effects after the establishment of SEAP system. The analysis on purchasing risk, technical ability, supplier behavior management ability, direction management ability, informatics technology management and performance on strategy, economic and technique, showed better result after the establishment and adoption of SEAP system. The study also indicated that the benefit and advantage derived from the establishment of well supplier evaluation and management system. All multinational companies should not ignore its importance. In addition, this study also suggests several important though in the management of multinational suppliers, which include: a company should well established the relationship with the suppliers with an all-directional though and well, to view the suppliers the partners to share the benefit, to establish a well rewarding system and communication mechanism, and to have a common consensus on quality management. Keyword¡GMultinational suppliers, supply chain, supplier management, supplier evaluation.