A-share organic silicon concept stocks surged across the board, with Dongyue Silicon Material hitting the 20% daily limit, followed by gains in Sibao Technology, Xin'an Chemical, Chenguang New Materials, and Hesheng Silicon Industry. In terms of news, Dongyue Silicon Material announced that it expects its first-quarter net profit to increase by 397.02% to 451.34% year-on-year.