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上市公司“链主“企业数据2001-2024

Core Viewpoint - The report emphasizes the need to enhance the resilience and security of industrial and supply chains, focusing on sustainable development that balances economic, social, and environmental relationships [1]. Group 1: Supply Chain Resilience - The sustainable supply chain relies on a transparent and collaborative environment among supply chain partners, contrasting with traditional supply chain networks [1]. - "Chain master" enterprises play a crucial role in leading and optimizing the supply chain by facilitating information flow and technology transfer, thereby enhancing transparency [1]. - These enterprises utilize their influence to design networks that optimize resource allocation and balance interests, fostering closer supply chain relationships [1]. Group 2: Methodology for Identifying "Chain Master" Enterprises - The methodology involves querying the CSMAR database for detailed supplier and customer information of sample companies from 2001 to 2024, focusing on listed companies [2]. - A relationship list of "Company Name - Main Supplier (Customer)" is constructed, and social network analysis is performed using Python to visualize the supply chain network and determine the centrality of various enterprises [2]. - The enterprise with the highest degree centrality in the supply chain is identified as the "chain master," with proximity centrality used for further differentiation in cases of ties [2]. Group 3: Data Overview - The data covers Chinese A-share listed companies from 2001 to 2024, presented in Excel format, including metrics such as year, "chain master" enterprise, degree centrality, node enterprises, and proximity centrality [7]. - An example table illustrates the degree centrality and proximity centrality of various enterprises over the years, highlighting the dynamics within the supply chain [8].