In the published article, there was an error in Figure 2 as published. The map of China in Figure 2(b) was incomplete due to the omission of the ten-dash line. The corrected Figure 2 and its caption appear below.
Presents a geographical heatmap of RTC foods patent distribution in China (2018–2025). (a) Provincial-level distribution: The color gradient represents the volume of patent applications across provinces, autonomous regions, and municipalities directly under the central government, with the darkest shade indicating Guangdong Province as the top applicant (197 patents). (b) Municipal-level distribution: The chromatic intensity corresponds to application numbers at prefecture-level cities, where Guangzhou City emerges as the leading innovator (53 patents), depicted in the deepest hue.
Map of China in two panels. Panel (a) shows regions shaded in varying greens representing different levels of a measured variable, with a gradient from light to dark indicating low to high values. Panel (b) depicts a scatter of colored circles representing data points, with colors ranging from yellow to red, signifying increasing numerical ranges from one to fifty-five.
The original article has been updated.
Generative AI statement
Any alternative text (alt text) provided alongside figures in this article has been generated by Frontiers with the support of artificial intelligence and reasonable efforts have been made to ensure accuracy, including review by the authors wherever possible. If you identify any issues, please contact us.
Publisher's note
All claims expressed in this article are solely those of the authors and do not necessarily represent those of their affiliated organizations, or those of the publisher, the editors and the reviewers. Any product that may be evaluated in this article, or claim that may be made by its manufacturer, is not guaranteed or endorsed by the publisher.
Edited and reviewed by: Elena Velickova, Saints Cyril and Methodius University of Skopje, North Macedonia