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"Delivering cost-effective products has been an important ingredient of Xiaomi's success, but it could be somewhat a hurdle to the company's future development," Lei said at the launch event in Beijing.

"Earlier, Commercial Aircraft Corp of China, Bombardier and Embraer were in competition for market share and would have competed with Boeing and Airbus for the same," Lin said.

"During the past three years of work, I learned a lot about the history and culture of our group," she said. "We have so many intangible cultural heritages to be proud of, and we cannot let the culture disappear in our generation."

"Cycling has cured me of high blood pressure and a fatty liver, and now I am in good condition," he said.

"Delivery drivers constantly go through alleys and streets. They can serve as mobile patrols for the urban management department," Guo said. "Their participation will improve the efficiency of city governance."