Abstract: As the great pillar of China’s economy，petrochemical industry has been regarded as a key area of foreign investment. With the all round，wide ranging and multilevel investment，foreign direct investment (FDI) has played a more and more important role in oil or petrochemical projects. Indeed，China’s petrochemical industry has been directly or indirectly influenced by the investment scale，R&D，capital structure and regional distribution of investment of multinationals. With the economic globalization，FDI quality is closely related to the sustainable development of China’s petrochemical industry. Through the definition of FDI quality，this paper probes into the influencing factors of FDI quality in petrochemical industry. Then，this paper evaluates FDI quality in petrochemical industry with AHP GRAP for the purpose of making scientific evaluation of FDI quality in petrochemical industry in China.

Key words: petrochemical industry, FDI, FDI quality, AHP, GRAP