Market Performance - The engineering machinery sector rose by 0.38% on August 13, with Tianyuan Intelligent leading the gains [1] - The Shanghai Composite Index closed at 3683.46, up 0.48%, while the Shenzhen Component Index closed at 11551.36, up 1.76% [1] Individual Stock Performance - Tianyuan Intelligent (603273) closed at 21.80, up 9.99% with a trading volume of 189,900 shares and a transaction value of 405 million yuan [1] - Shanhai Intelligent (002097) closed at 19.32, up 6.21% with a trading volume of 3.3 million shares and a transaction value of 6.2 billion yuan [1] - Other notable performers include Southern Road Machinery (603280) up 5.99%, Weiman Intelligent Sealing (301161) up 5.07%, and Zhejiang Dingli (603338) up 2.66% [1] Fund Flow Analysis - The engineering machinery sector experienced a net outflow of 303 million yuan from institutional funds and 326 million yuan from speculative funds, while retail investors saw a net inflow of 629 million yuan [2] - Tianyuan Intelligent had a net inflow of 1.08 billion yuan from institutional funds, but a net outflow of 56.37 million yuan from speculative funds [3] - Xugong Machinery (000425) saw a net inflow of 83.47 million yuan from institutional funds, while retail investors had a net outflow of 93.89 million yuan [3]