润禾材料(300727.SZ)：冷却液产品已量产并形成销售

Group 1 - The core viewpoint of the article is that Runhe Materials (300727.SZ) has successfully commenced mass production and sales of its coolant products, which currently meet the demands of existing customers [1] - The company plans to advance its capacity construction in alignment with customer needs and strategic development plans in the future [1]