Group 1 - The stock price of Railway Technology (雷尔伟) closed at 17.10 yuan on August 1, 2025, down by 1.10% from the previous trading day [1] - The trading volume on that day was 31,460 hands, with a transaction amount of 0.54 billion yuan [1] - Railway Technology is primarily engaged in the research, development, production, and sales of components for rail transit vehicles, including body components and bogie components [1] Group 2 - The company operates within the transportation equipment sector, with business involvement in energy storage and autonomous driving [1] - On the evening of August 1, Railway Technology announced that its third board meeting and third supervisory board meeting approved a proposal to continue using part of the idle raised funds and self-owned funds for cash management [1] - On August 1, the net outflow of main funds was 8.3686 million yuan, accounting for 0.24% of the circulating market value, while the main funds showed a net inflow of 1.5160 million yuan over the past five days [1]