Zheng Quan Shi Bao Wang·2025-09-19 09:36Market Performance - The PEEK materials concept declined by 2.65%, ranking among the top losers in the concept sector as of the market close on September 19 [1] - Key stocks within the PEEK materials sector included Jinfa Technology, which hit the daily limit down, and other notable decliners such as Changying Precision, Guoen Co., and Zhongyan Co. [1] - Conversely, eight stocks within the sector saw price increases, with Taihe Technology, Brother Technology, and China Jushi leading the gains at 3.43%, 2.96%, and 2.29% respectively [1] Capital Flow - The PEEK materials sector experienced a net outflow of 3.634 billion yuan, with 32 stocks seeing net outflows and seven stocks exceeding 100 million yuan in outflows [1] - Jinfa Technology led the outflows with a net outflow of 1.663 billion yuan, followed by Changying Precision, Guangqi Technology, and Shuanglin Co. with net outflows of 455 million yuan, 368 million yuan, and 242 million yuan respectively [1] - On the other hand, stocks such as Ningbo Huaxiang, Guoen Co., and Brother Technology saw net inflows of 71.36 million yuan, 51.19 million yuan, and 19.27 million yuan respectively [1][2] Sector Comparison - Among the concept sectors, the top gainers included photolithography machines at 2.09%, while the PEEK materials sector was among the top losers at -2.65% [1] - Other sectors with notable performance included civil explosives at 1.70% and lithium extraction from salt lakes at 1.11%, contrasting with the decline in the PEEK materials sector [1]