Foreign-funded enterprises in China exported 494.4 billion U.S. dollars worth of machinery, electrical and electronic products in 2009.
A document posted on the website of the General Administration of Customs (GAC) said the figure made up 69.3 percent of the country's total exports of such products in the past year.
Exports of machinery, electrical and electronic products by privately-owned enterprises totalled 106.6 billion U.S. dollars in 2009, down 8.7 percent from a year earlier, according to the document.
State-owned enterprises only exported 92.1 billion U.S. dollars worth of machinery, electrical and electronic products, accounting for 12.9 percent of the country's total machinery, electrical and electronic products last year.
The GAC document also said the majority of the country's exports of machinery, electrical and electronic products fell into the category of processing and assembling trade.
China's exports of machinery, electrical and electronic products in the category of processing and assembling trade totalled 466.4 billion U.S. dollars last year, making up 65.4 percent of the country's total exports of such products.
The country exported 713.1 billion U.S. dollars worth of machinery, electrical and electronic products last year, down 13.4 percent year-on-year. The exports contributed 59.3 percent to China's total exports in 2009.
The European Union (EU), the United States of America and Hong Kong were the three major destinations for the China mainland's exports of machinery, electrical and electronic products last year.
China exported 1.2 trillion U.S. dollars worth of products last year, down 16 percent from 2008, replacing Germany as the world's largest exporter.