A股培育钻石股普涨，四方达涨6%

Group 1 - The A-share market for cultivated diamond stocks experienced a general increase, with notable gains in several companies [1] - Sifangda saw a rise of 6.03%, with a total market capitalization of 7.942 billion and a year-to-date increase of 48.39% [2] - World Diamond increased by 5.09%, with a market cap of 10.2 billion and a year-to-date increase of 209.81% [2] - Huifeng Diamond rose by 5.01%, with a market cap of 3.194 billion and a year-to-date decrease of 9.60% [2] - Huanghe Xuanfeng increased by 3.74%, with a market cap of 9.201 billion and a year-to-date increase of 53.37% [2] - Hengsheng Energy rose by 3.39%, with a market cap of 12.1 billion and a year-to-date increase of 300.04% [2] - *ST Yazhen increased by 3.24%, with a market cap of 11 billion and a year-to-date increase of 585.64% [2] - Power Diamond saw an increase of 2.41%, with a market cap of 9.968 billion and a year-to-date increase of 6.19% [2] - The formation of a MACD golden cross signal indicates a positive trend for these stocks [1]