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"China's swelling middle-income group has rising demand for domestic cleaning, home security and surveillance robots," said Luo Jun, CEO of the Asian Manufacturing Association.

"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.

"Compared with the older generation, they are more willing to pay for convenience, entertainment, mental stimulation, companionship and education that will benefit their future careers."

"China's definition of a successful 5G might include having at least one-third of the world's 5G base stations within five years of license issue, and having at least half of the world's 5G users within five years," he said.

"Chinatown, in its own way, is evolving to cater for different tastes," he said. "We're seeing now lots of students from the Chinese mainland hanging out in Chinatown. They might come from different parts of China and have different tastes, but the businesses are responding to that."