Zheng Quan Shi Bao Wang·2025-05-21 09:14Group 1 - The graphite electrode concept sector increased by 2.57%, ranking first among concept sectors, with 17 stocks rising, including Ningxin New Materials which hit a 30% limit up, and Yong'an Pharmaceutical also hitting the limit up, while Dongfang Carbon, Xiangfenghua, and Better Ray saw increases of 11.54%, 5.78%, and 3.30% respectively [1][2] - The sector attracted a net inflow of 263 million yuan from main funds, with 10 stocks receiving net inflows, and 5 stocks seeing inflows exceeding 10 million yuan, led by Yong'an Pharmaceutical with a net inflow of 260 million yuan [2][3] - The top three stocks by net inflow ratio were Yong'an Pharmaceutical at 20.71%, China Baoan at 17.14%, and Xiangfenghua at 10.64% [3][4] Group 2 - The top performing stocks in the graphite electrode concept included Yong'an Pharmaceutical, with a daily increase of 10.00% and a turnover rate of 30.78%, followed by Daoshi Technology and Zhongke Electric with increases of 2.77% and 3.28% respectively [3][4] - The stocks with the largest declines included Fuan Co., which fell by 2.92%, and Guomin Technology and Shanshan Co., which decreased by 1.95% and 1.56% respectively [1][4] - The overall market performance showed a mixed trend, with several sectors experiencing declines, while the graphite electrode sector stood out with significant gains [2][3]