动力新科股价震荡下行 盘中快速反弹与回调交替

Group 1 - The stock price of Dongli Xinke closed at 6.55 yuan on July 30, 2025, down 0.16 yuan or 2.38% from the previous trading day [1] - The company specializes in the research, production, and sales of diesel engines and components, primarily used in commercial vehicles and construction machinery [1] - Dongli Xinke is also involved in the research and development of new energy power systems, including hydrogen energy technologies [1] Group 2 - On July 30, the stock price of Dongli Xinke experienced significant fluctuations, with a rapid decline of over 2% within 5 minutes around 9:35 AM, reaching 6.69 yuan [1] - The stock rebounded in the afternoon, with a gain of over 2% within 5 minutes, reaching 6.75 yuan at 1:01 PM [1] - The net inflow of main funds on that day was 16.87 million yuan, accounting for 0.25% of the circulating market value [1]