同益股份：公司代理销售光刻胶基材树脂材料

Core Viewpoint - Tongyi Co., Ltd. (300538) has indicated that it is engaged in the agency sales of photoresist resin materials, primarily used in the display screen sector, although its sales currently represent a small proportion of total revenue [1] Company Summary - Tongyi Co., Ltd. is involved in the sales of photoresist resin materials [1] - The company's products are mainly applied in the display screen industry [1] - The current sales contribution from these products is relatively minor [1]