A股培育钻石板块盘初走强，博云新材涨停，四方达、黄河旋风、潮宏基、沃尔德、惠丰钻石、力量钻石跟涨。

Group 1 - The A-share cultivated diamond sector showed strong performance at the beginning of trading, with significant gains observed in several companies [1] - Boyun New Materials reached the daily limit increase, indicating strong investor interest and confidence in the stock [1] - Other companies such as Sifangda, Huanghe Xuanfeng, Chaohongji, World, Huifeng Diamond, and Power Diamond also experienced upward movement in their stock prices [1]