MOSCOW, Nov. 6 (Xinhua) -- The second high-level Sino-Russian economic forum opened here on Tuesday, with leaders of the two countries pledging to deepen economic and trade ties.

Chinese Prime Minister Wen Jiabao told the opening ceremony that since both countries hosted a series of cultural exchanges activities last year, bilateral economic and trade cooperation has further thrived.

He cited the new progress in bilateral cooperation in such fields as investment, technology and resources, saying the prospering economic and trade cooperation is a result of the rapid economic development in both countries.

He also said the national theme years held in both countries have contributed to a deeper friendship and cooperation between the two peoples.

Russian Prime Minister Viktor Zubkov also lauded the progress in bilateral economic and trade cooperation.

He specifically noted the encouraging growth of both countries' mutual investment, the smooth cooperation in the high-tech area, and the great potential in bilateral energy cooperation.

He also encouraged enterprises of both countries to step up investment in the two countries.