China has invested $570 million in Iran over the last two years and will further invest $320 million by late 2011, the Mehr news agency reported.
Iran-China Joint Trade Chamber Co-chair Asadullah Asgarovladi said Iran has invested $38 million in China so far.
China's annual foreign investments hit $160 billion.
The trade turnover between Iran and China amounted to $30 billion in 2010.