Zheng Quan Shi Bao Wang·2025-10-20 08:24Group 1 - The cultivated diamond concept has seen a significant increase of 6.69%, making it the top-performing sector for the day, with 13 stocks rising, including Huifeng Diamond at a 30% limit up and Sifangda at a 20% limit up [1][2] - Major contributors to the rise include Liliang Diamond, World, and Chuanjiang New Materials, which increased by 18.71%, 6.17%, and 6.13% respectively [1] - The stocks with the largest declines include *ST Yazhen, China Gold, and Chao Hongji, which fell by 5.00%, 1.95%, and 1.94% respectively [1] Group 2 - The cultivated diamond sector attracted a net inflow of 540 million yuan, with nine stocks receiving net inflows, and five stocks exceeding 30 million yuan in net inflow [2] - The top stock for net inflow was Huanghe Xunfeng, with a net inflow of 230 million yuan, followed by Sifangda, Zhongbing Hongjian, and Guoji Jinggong with net inflows of 201 million yuan, 145 million yuan, and 37.7 million yuan respectively [2][3] - In terms of net inflow ratios, Sifangda, Huanghe Xunfeng, and Hengsheng Energy led with ratios of 17.33%, 17.02%, and 10.16% respectively [3] Group 3 - The trading performance of key stocks in the cultivated diamond sector includes Huanghe Xunfeng with a 10.00% increase and a turnover rate of 17.40%, and Sifangda with a 19.98% increase and a turnover rate of 23.79% [3] - Other notable stocks include Zhongbing Hongjian with a 6.02% increase and a net inflow ratio of 10.08%, and Guoji Jinggong with a 3.11% increase and a net inflow ratio of 4.72% [3] - Stocks that experienced declines include China Gold with a 1.95% decrease and a net outflow of 18 million yuan, and *ST Yazhen with a 5.00% decrease and a significant net outflow [4]