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"Facing this situation, I decided to play the 'bad guy'," Zhang said. "No one can get away from me by asking for a favor or trading with me."

"External challenges would pose a limited impact to the Chinese economy," he said.

"Ehang's rapid development has been based on the city's open, innovative business environment," Xiong said.

"Every student was required to take part in the picking as the vast cotton area had a severe labor shortage."

"Even for the students with financial difficulties, we suggest they take part-time jobs on campus instead of just applying for subsidies," he says.