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Liu urged more efforts be taken to make breakthroughs in core technology and boost key sectors as well as strategic emerging industries.

UNITED NATIONS, Feb. 27 (Xinhua) -- China calls for enhanced international cooperation and comprehensive strategies to properly handle the problem of piracy in the Gulf of Guinea, said a Chinese UN envoy here on Monday.

"Shanghai and neighboring cities, such as Hangzhou and Wuxi, have benefited greatly (since Shanghai introduced a visa waiver for transit passengers), as it means foreign tourists can travel during a 48-hour stay," said Jiang Yiyi, director of the China Tourism Academy's international tourism development institute.

Guangdong's foreign trade accounted for 22.7 percent of the country's total last month.

Meanwhile, the NMC said moderate rainfalls or showers will hit most parts of central and eastern China from Sunday to Monday.