Core Viewpoint - China Telecom has filed an international patent application for a "business control method, device, equipment, medium, and product," with the application number PCT/CN2025/109872, set to be published internationally on January 29, 2026 [1] Group 1: Patent Application - The patent application is part of China Telecom's ongoing innovation efforts [1] - This marks the 23rd international patent application filed by China Telecom this year, representing a 61.67% decrease compared to the same period last year [1] Group 2: R&D Investment - In the first half of 2025, China Telecom invested 4.782 billion yuan in research and development, which is a year-on-year increase of 2.65% [1]