Group 1 - The core financial performance of Edison shows a total revenue of 112 million yuan for the first half of 2025, representing a decline of 11.77% compared to the same period last year [1] - The net profit for the same period is 15.18 million yuan, down 7.77% year-on-year, with earnings per share at 0.36 yuan and a return on equity of 8.92% [1] - The operating cash flow per share is 1.1378 yuan, and the gross profit margin stands at 28.31% [1] Group 2 - Edison was established in 2006 and is located in the Fushan Industrial Zone of Doumen District, Zhuhai City, primarily engaged in the research, production, and sales of temperature controllers, control valves, HVAC control equipment, and smart home products [1] - The company has a registered capital of 41.82 million yuan, with Gao Dayong as the legal representative [1] - Edison has made investments in 2 external companies and participated in 2 bidding projects, holding 23 trademark registrations and 119 patents, along with 9 administrative licenses [1]