2013 - 2009 Import and export technology analysis in China

Jessee zhang


According to PCT patent data in PATENTSCOPE of WIPO ,collect the key words and China's import and export important industries and products,use field combination and make the search formula,then analyze the present situation of China's import and export,technology of import and export country in China,technology of import and export industry in China,technology of import and export product in China.This article in the country, industry and product three dimensions of time,region and other elements, with multi-angle of view analyze China's five years of technology import and export situation. 

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