Introduction: This Competition aims to boost the role of credit big data in Chongqing’s smart industry, launch more credit applications, develop the credit service market, and let credit system to empower sci-tech development. The Competition is based on opening up Chongqing’s public credit information and data and hopes to address the demands for credit service in government, business, and society. Resources will be channeled from enterprises, universities, research institutes, and credit review institutions. It will be a platform where the demands for credit services can be communicated, so as to promote the synchronized development of public and market credit information systems. With this Competition, we hope to stimulate market creativity and vitality, explore new scenarios for credit services, bring convenience to companies and individuals with credit services, enhance the awareness of the public to understand and utilize credit while committing to good credit practices, and underpin the high-quality social and economic development of Chongqing.