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China's market regulator said on Friday that online discounter Pinduoduo should strengthen platform management and regulate business activities of third-party vendors to maintain fair competition.

China's mobile game sector continued to grow in May, according to research institute CNG. The sales revenue of China's online game market reached 17.68 billion yuan (.49 billion) last month, up 11.9 percent from April, CNG data showed.

China's huge auto sales market has dropped continuously for the past three months, splitting camps on the direction of the market－with the country's peak industry association saying it still believes there will be minimal growth for the full year, but manufacturers disagreeing.

China's economy is set to continue its steady run for the rest of the year despite lingering market headwinds, said Ning Jizhe, deputy head of the National Development and Reform Commission.

China's other major foreign traders include Beijing, Zhejiang, Shanghai and Jiangsu with respective export and import volumes of 4.3 trillion yuan, 4.1 trillion yuan, 3.7 trillion yuan and 2.8 trillion yuan in the previous year.