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China had over 250 million e-bikes by 2017, and domestic production of e-bikes last year reached 30 million, according to data from the China Bicycle Association.

China has been the world's largest market for vehicles since 2009. It is also the largest market for Volkswagen. In 2019, it sold 4.23 million vehicles in the country, accounting for 38.5 percent of its global deliveries.

China continues to be the top country of origin for international students studying in the US, and Chinese students are coming to the US at a younger age, according to the Institute of International Education (IIE).

China has built more high-speed train tracks than any other country in recent decades, amounting to over 29,000 kilometers as of the end of last year. That's more than two-thirds of the world's total.

China has been a world leader in renewable energy resources with mature renewable energy technology and strong financial support, Jacobelli said.