Career
He currently serves as the spokesperson of the Executive Yuan. Sub obtained his bachelor"s degree in economics from Soochow University in 1984. He then obtained his master"s degree in economics and doctoral degree in agricultural economics from Michigan State University in the United States in 1988 and 1993 respectively.
Sun was the adjunct associate professor of the department of economics of National Chung Hsing University in 1993-1994.
He then became the associate professor of the department of agriculture economics of National Taiwan University.
