Group 1 - Tian Tie Technology's stock price closed at 7.13 yuan on July 31, down 0.03 yuan from the previous trading day [1] - The trading volume on that day was 341,600 hands, with a transaction amount of 245 million yuan [1] - The company focuses on two main business areas: vibration reduction and lithium-based new energy [1] Group 2 - Tian Tie Technology plans to continuously monitor national policy directions and market development trends [1] - The company aims to enhance its product competitiveness through innovation-driven improvements to its product system [1] - On July 31, the net outflow of main funds for Tian Tie Technology was 27.01 million yuan, accounting for 0.37% of its circulating market value [1]