There were some changes in the photoresist concept. Guofeng New Materials went up and down in a straight line, breaking out of the 4-day market. Kema Technology rose more than 10%, while Chinachem Technology, Gaomeng New Materials, Huarong Chemical, and Societe Generale shares followed suit.

There were some changes in the photoresist concept. Guofeng New Materials went up and down in a straight line, breaking out of the 4-day market. Kema Technology rose more than 10%, while Chinachem Technology, Gaomeng New Materials, Huarong Chemical, and Societe Generale shares followed suit.