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China has an aging population. There were 241 million people aged 60 and above at the end of 2017, and the number is expected to hit 487 million by 2050.

China buried its first large batch of underground pipes after 1979, and many of the pipes have been aging, Liu noted.

China has also set goals to improve the business environment and deepen economic cooperation in more fields with countries and regions related to the Belt and Road Initiative, as well as to accelerate the pace of sealing more bilateral and multilateral free trade deals with economies such as Japan, South Korea, the ASEAN and the European Union, according to the Ministry of Commerce.

China has a long tradition of matchmaking. In ancient times, professional matchmakers were part of the pre-marriage ritual. They served as an intermediary for the parents of both families, who made the final call.

China has made major strides in manufacturing in the past decades. It now boasts 41 industrial divisions, 207 groups and 666 classes of products and services. But it still faces challenges in a string of sectors including semiconductors, crucial components for industrial robots, and some key industrial materials.