South China's Guangdong province generated $784.66 billion in foreign trade in 2010, rising 28.4 percent year-on-year, the local customs house said on Jan 31.

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The province's growth in foreign trade was less than the national average of 34.7 percent.

The province's trade accounted for 26.4 percent of the nation's total trade.

The trade included $453.2 billion of exports, up 26.3 percent year-on-year, and $331.5 billion of imports, up 31.5 percent.

Guangdong sold $175.35 billion worth of new- and high-tech products abroad last year, up 25.8 percent year-on-year.

Machinery and electronics made up 70 percent of the province's total exports.