PEEK材料概念股走弱，金发科技触及跌停

Group 1 - The PEEK material concept stocks have weakened significantly, with Jinfa Technology hitting the daily limit down [1] - Guoen Co., Ltd. has seen a decline of over 8% [1] - Changying Precision, Yokogawa Precision, and Weike Technology are among the stocks with the largest declines [1]