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"I hope U.S. officials in charge of economic affairs will also meet more Chinese entrepreneurs, learn of their needs and assist them with their difficulties," he said.

China is Belarus' second largest import partner and the seventh export partner. In 2011, trade between the two countries went up 31 percent year on year to 3 billion U.S. dollars. Since 2009, China has provided the Belarusian government with 2 billion U.S. dollars' worth of soft loans, making it possible for projects like road and housing construction, communications, power engineering, chemical industry and space, to be carried out.

DES MOINES, the United States, Feb. 16 (Xinhua) -- China-U.S. cooperation at the local level provides a basis for cooperative partnership between the two countries, visiting Chinese Vice-President Xi Jinping said.

Hu said in the letter that he would like to make joint efforts with Obama to grasp opportunities and overcome difficulties and to further promote the building of the China-U.S. cooperative partnership based on mutual respect and mutual benefit.

The National Energy Administration said in February that it has launched a series of research and development projects to improve emergency response mechanisms for nuclear power plants in the case of extreme disasters.