（文章来源：每日经济新闻） 每经AI快讯，2月26日，培育钻石指数走强，主要成分股多数上涨。力量钻石涨超3%，四方达、黄河旋 风、沃尔德涨超2%。 ...

Core Insights - The cultivated diamond index increased by 2.16% during intraday trading, indicating a positive trend in the sector [1] Company Performance - Huanghe Xuanfeng reached the daily limit increase, showcasing strong market performance [1] - Sifangda rose by 9.18%, reflecting significant investor interest [1] - Power Diamond experienced a slight increase of 0.33%, indicating stable performance [1] - Huifeng Diamond saw a minor rise of 0.15%, contributing to the overall positive sentiment in the sector [1]