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Helis said businessmen in Europe should not enclose themselves, adding the logistics infrastructure -- connected by major rail, port and pipeline projects -- has already paved ways for good business opportunities.

In 2017, China's airports handled 552 million passenger trips, and the figure is expected to reach 720 million by 2020.

Over 50 experts and scholars from China and the United States attended the event. The American representatives visited the Supreme People's Court and Beijing Internet Court on Wednesday.

They noted China is an important and promising market, and they will tap the potential for cooperation and promote bilateral trade growth and the development of free trade globally.

In this process, countries are increasingly becoming a community with shared interests, shared responsibilities and a shared future, Xi said, stressing that win-win cooperation is the only choice going forward.