East China's Jiangsu Province and Vietnam signed a memorandum on economic and trade cooperation at a China-Vietnam economic cooperation forum here Tuesday.

According to the memorandum, Jiangsu and Vietnam will cooperate in investment, finance, tourism, industry and trade.

Visiting Vietnamese Prime Minister Nguyen Tan Dung told the forum China is Vietnam's largest trading partner. He expects to further boost the cooperation in economics, trade and investment with Jiangsu.

Despite the global financial crisis, China-Vietnam trade volume increased to more than 20 billion U.S. dollars in 2009. China has been Vietnam's largest trade partner since 2004.

Luo Zhijun, governor of Jiangsu, promised to boost the trade and investment with Vietnam.

More than 500 guests from China and Vietnam, including government officials, representatives from chambers of commerce and enterprises, attended the forum.