According to the Shanghai Securities News, during the 2023 World Artificial Intelligence Conference, the theme forum of "Data Element Circulation in the Era of Large Models" hosted by the Shanghai Data Exchange and the National Engineering Laboratory for Big Data Circulation and Trading Technology was held at the Shanghai World Expo on July 8. center held. The reporter learned from the forum that the official website of the Shanghai Digital Exchange has officially launched the corpus on July 7, and a total of nearly 30 corpus data products have been listed, including text, audio, image and other multi-modality, covering finance, transportation and medical fields. . It is reported that corpus construction is a long-term and professional work, which needs to follow the corresponding quality standards and norms, and maintain continuous updating and expansion to meet the new needs and challenges of large-scale model development. As the core hub of the national data element market, Shanghai Digital Exchange has natural advantages in helping the construction of large-scale model corpora.