Group 1 - The core revenue composition of Tongfei Co., Ltd. for the year 2024 is as follows: power electronic devices account for 67.19%, CNC equipment temperature control products account for 29.94%, and others account for 2.87% [1] Group 2 - Tongfei Co., Ltd. announced that its shareholder, Sanhe Zhonghe Ying Enterprise Management Center (Limited Partnership), plans to reduce its holdings by up to approximately 760,000 shares, which represents about 0.4503% of the company's total share capital, within three months after the announcement [3]

Core Viewpoint - The company, Changcheng Electric, reported a decline in revenue and an increase in net loss for the first half of 2025, indicating financial challenges ahead [1]. Financial Performance - For the first half of 2025, the company achieved an operating revenue of 694 million yuan, a year-on-year decrease of 6.31% [1]. - The net profit attributable to shareholders was -112 million yuan, with a year-on-year loss increase of 38.51% [1]. - The company's asset-liability ratio reached 76.64%, up 4.71 percentage points compared to the same period last year [1]. Market Activity - As of August 15, 2025, the stock price of Changcheng Electric was 11.30 yuan, down 3.5% from the previous trading day [1]. - The trading volume on that day was 631,093 hands, with a transaction amount of 708 million yuan, resulting in a turnover rate of 14.29% [1]. - On August 15, there was a net outflow of main funds amounting to 23.21 million yuan, with a cumulative net outflow of 109 million yuan over the past five days [1]. Company Overview - Changcheng Electric operates in the electrical machinery and equipment manufacturing industry, with products including medium and high voltage switchgear, bus ducts, and power electronic devices [1]. - The actual controller of the company is the Gansu Provincial State-owned Assets Supervision and Administration Commission, indicating it is a local state-owned enterprise [1].

Group 1 - The company Tongfei Co., Ltd. (SZ 300990) announced a temporary board meeting on August 14, 2025, to discuss the adjustment of the audit committee members [2] - For the fiscal year 2024, the revenue composition of Tongfei Co., Ltd. is as follows: power electronic devices account for 67.19%, CNC equipment temperature control products account for 29.94%, and others account for 2.87% [2]