They learn from these exchanges, which occur on all levels: political, cultural, academic and economic. On the one hand, it drives mutual economic expansion. On the other, it broadens people's horizons and increases their knowledge.
交流的層次無所不包，政治、經濟、學術、文化，一方面互通有無，蓬勃了經濟，一方面開拓眼界，豐富了視野與胸襟。