润禾材料(300727.SZ)：冷却液作为硅油和改性硅油的一个重要分支，是公司研发和生产的方向之一

Group 1 - The core viewpoint of the article is that Runhe Materials (300727.SZ) is focusing on the research and production of coolant as an important branch of silicone oil and modified silicone oil [1] - Coolant products share production capacity with other modified silicone oils produced by the company [1]