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"Chinese students usually do well in basic subjects, such as mathematics, physics and chemistry. But when it comes to subjects that require problem-solving ability and creativity, they lag far behind their counterparts in the US," says Wang Huijuan, mother of a 6-year-old boy in Shenzhen.

"Customers will be able to choose from battery electric, plug-in hybrid and mild hybrid power, as well as ultra-clean petrol and diesel engines."

"Ctrip launched its offline development strategy in 2017, and so far our offline business is well-received just as our online services," said Peng Liang, analyst at Ctrip's vacation business unit.

"Credit and TSF growth were moderate," the official said, adding that off-balance sheet financing has been falling due to strengthened regulation and de-leveraging policies.

"Currently the volcano continues to erupt and there exists a high potential for (pyroclastic) avalanches of debris," the disaster agency said late on Sunday via Twitter, quoting Sanchez, the director of the seismology and volcanology institute.