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"Female users now account for 81 percent of our total users, among which 61 percent are aged between 18 and 30," Wu explained.

"Developing greenways along the river or lake banks helps protect environment as well as serve as leisure destinations," said Ma, who participated in the planning of the greenway network in the Pearl River Delta.

"Facing pressure from uncertainties related to global trade, a growing number of Chinese companies have attached importance to the development of high-tech products to tap the overseas market," said Xu Bing, spokesman of the China Import and Export Fair.

"Economic data for March have beaten market expectations in many aspects, and based on those data, China's year-on-year GDP growth rate in the first quarter may reach 6.3 percent or a bit higher," said Liu Chunsheng, an associate professor of economics at the Central University of Finance and Economics in Beijing.

"Cutting taxes when the (US) economy is seeing full employment is likely to suck in more imports to satisfy some of the extra demand. The (US) trade deficit is already running at a 10-year high (and half of that is with the Chinese mainland) and is set to increase. The risk of trade friction seems likely to intensify in the coming year," cautioned Richard Jerram, chief economist at Bank of Singapore — the private banking arm of OCBC Bank.