The primary aim of this paper is to elucidae economic and spatial impacts of the Sino-Pan-Pacific economic relationships on China. Specffically, it explores the following questions: what is the historical Process of economic cooperation between the two economies? What is the Position of inter-trade between China and Pan-Pacific countries in China's total international trade? What is the position of Pan-pacific countrys' direct investment in China? And what is the potential subsequent meaning of favorable location choice of sevral major investment countries in China?