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Hundreds of millions of Chinese went back to their hometowns to celebrate the Chinese Lunar New Year with their families.

BEIJING, Feb. 20 (Xinhua) -- Chinese President Xi Jinping met representatives of space scientists and engineers who participated in the research and development of the Chang'e-4 mission at the Great Hall of the People in Beijing Wednesday afternoon.

"Tariff cuts have attracted more overseas quality commodities to China, and consumer goods for daily use have become one of the import priorities," said Huang Hongying, vice president of Vipshop Holdings Ltd., a Chinese online discount retailer.

"The facial recognition system can spare us the trouble of waiting too long for check-in formalities," said Zhang Minmin, who recently experienced the fast service at the airport.

"Five years ago, we celebrated the success of the Chang'e-3 mission. Five years later, we are here to celebrate the success of the Chang'e-4 mission," he said.