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Core Viewpoint - The launch of the Cross-Border Payment Link between mainland China and Hong Kong marks a significant milestone in financial cooperation, enhancing the convenience of cross-border payments and supporting the internationalization of the Renminbi [1][2][4]. Group 1: Overview of Cross-Border Payment Link - The Cross-Border Payment Link connects the rapid payment systems of mainland China and Hong Kong, facilitating efficient, convenient, and secure cross-border payment services for residents [3][6]. - The initiative supports various cross-border remittance services, including tuition payments, medical fees, and salary disbursements, catering to the growing demand for cross-border financial services [4][5]. Group 2: Technical Innovations - The Cross-Border Payment Link utilizes a direct connection for real-time fund settlement, representing a significant innovation in China's cross-border payment sector [2][4]. - It allows users to initiate cross-border remittances through mobile banking and online banking, significantly reducing transaction costs and improving user experience [4][5]. Group 3: Implications for Currency Use - The initiative is expected to enhance the convenience of using the Renminbi in cross-border retail scenarios, further promoting its internationalization [2][7]. - It provides a foundational infrastructure for the coordinated flow of Renminbi and Hong Kong dollars, potentially paving the way for future interconnectivity with other currencies [7].