Group 1 - The latest stock price of Tongyu Heavy Industry is 2.98 yuan, an increase of 0.02 yuan from the previous trading day, with a trading volume of 1.3096 million hands and a transaction amount of 386 million yuan [1] - The company specializes in the research, production, and sales of large castings and forgings, primarily used in the power, petrochemical, metallurgy, and shipbuilding industries, and is also a significant supplier of wind power castings in China [1] - As of August 1, the company has repurchased a total of 40.75 million shares, accounting for 1.05% of the total share capital, with a total repurchase amount of 110 million yuan, at prices ranging from 2.43 yuan to 2.97 yuan [1] Group 2 - In the first quarter of 2025, the company achieved an operating income of 1.415 billion yuan and a net profit of 38.87 million yuan [1]