Group 1 - The core point of the article is that Dongtu Technology (300353) has filed an international patent application for a new industrial operating system, with the application number PCT/CN2024/143579 and an international publication date set for August 28, 2025 [1] - Dongtu Technology has announced a total of 2 international patent applications this year, representing a significant decrease of 84.62% compared to the same period last year [3] - In the first half of 2025, Dongtu Technology invested 88.54 million yuan in research and development, which is a year-on-year decrease of 29.65% [3]