A股培育钻石概念股集体走强，黄河旋风涨停

Core Viewpoint - The A-share market is witnessing a strong performance in the synthetic diamond sector, with several stocks experiencing significant gains [1] Group 1: Stock Performance - Huanghe Xuanfeng and China Gold both reached the daily limit up, indicating a strong bullish trend [1] - Sifangda saw an increase of over 9%, while Huifeng Diamond rose by 7% [1] - Power Diamond and Guoji Jinggong both increased by over 4%, and Mankalon rose nearly 4% [1]