A股培育钻石概念开盘大涨，四方达、黄河旋风竞价涨停

Core Viewpoint - The A-share market for cultivated diamond concept stocks experienced a significant surge, with multiple companies reaching their daily price limits and notable percentage increases in stock prices [1] Company Performance - Four方达 and 黄河旋风 reached their daily trading limit, indicating strong investor interest and confidence in these stocks [1] - 惠丰钻石 saw its stock price increase by over 20%, reflecting a robust market response [1] - 力量钻石 experienced a stock price rise of over 10%, further showcasing the positive momentum in the cultivated diamond sector [1]