From historical experience, the majority of foreign capital for the introduction of foreign countries, it should be a big hope. Based on China's provinces (cities) in 1998-2008 years of economic data, including establishing a human capital, capital accumulation, domestic R & D investment, and multinational companies brought about by the stock of capital equipment, construction of an open endogenous growth model. In addition, more attempts to measure human capital stock as an indicator of domestic technological capabilities, the use of linear regression analysis of the effects of panel data, an attempt to explore the introduction of foreign capital and China's economic development relationship.This study found that: the effect of foreign direct investment, indeed have a positive role in China's economic development, and taking into account their own R & D capability, its effect is more obvious; the other hand, human capital accumulation, domestic R & D investment, both total and output showed a significant positive correlation. Overall, foreign direct investment in China has played an active role in the economy, is essential for its continued development of the key factors.