A股培育钻石概念股集体走强，力量钻石涨超6%

Group 1 - The A-share market for lab-grown diamond concept stocks has shown a collective strength, with notable increases in stock prices [1] - Strength Diamond has risen over 6%, while China Gold has increased by more than 5% [1] - Other companies such as Mankalon and Sifangda have seen stock price increases of over 4%, and Zhongbing Hongjian and Huanghe Xuanfeng have risen over 3% [1]