Group 1 - China Yangtze Power Co., Ltd. has applied for a patent titled "An Online Monitoring Method and System for Water Content in Evaporative Cooling Medium," with publication number CN120405031A, and the application date is July 2025 [1] - The patent describes a monitoring system that includes a low-precision continuous detection subsystem with dielectric constant-based sensors and a high-precision intermittent calibration subsystem with a Karl Fischer testing device [1] - The monitoring method involves using the low-precision subsystem to detect moisture content in the evaporative cooling medium and initiating the high-precision subsystem for accurate measurement when abnormal fluctuations are detected [1] Group 2 - China Yangtze Power Co., Ltd. was established in 2002 and is located in Beijing, primarily engaged in electricity and heat production and supply [2] - The company has a registered capital of approximately 2.45 billion RMB [2] - China Yangtze Power has invested in 46 companies, participated in 5,000 bidding projects, and holds 5000 patent records along with 432 administrative licenses [2]