岱勒新材(300700.SZ)：公司高纯石英砂目前主要用于光伏领域

Group 1 - The core viewpoint of the article is that Daili New Materials (300700.SZ) is focusing on the application of high-purity quartz sand primarily in the photovoltaic sector while also actively developing its use in the semiconductor industry [1] Group 2 - The company is currently utilizing high-purity quartz sand mainly for photovoltaic applications [1] - Daili New Materials is exploring the potential applications of high-purity quartz sand in the semiconductor industry [1]