一、升级的必要性“一带一路”源于习近平主席于2013年出访哈萨克斯坦和印度尼西亚时提出的合作倡议,它是中国作为新兴大国主动提供的、惠及沿线数十个国家的国际公共产品。三年多来,“一带一路”建设从无到有、由点及面,进度和成果超出预期,得到全球100多个国家和国际组织的积极响应和支持。 I. The Necessity of Upgrading The Belt and Road initiative stems from the cooperation initiative proposed by President Xi Jinping during his visit to Kazakhstan and Indonesia in 2013. It is an initiative of China as an emerging power that benefits international public goods in dozens of countries along the route . In the past three years or so, the “Belt and Road” building has grown from nothing, surpassing the expectations and progress made in the past and achieved the positive response and support of more than 100 countries and international organizations.