万润股份：公司PEEK材料已有中试产品产出，正在多家下游客户进行验证，公司积极进行相关产品的市场推广

Group 1 - The company has successfully achieved pilot production sales of PEEK materials and has multiple downstream partners [2] - The company also produces PEI materials, which have performance characteristics comparable to PEEK, and has achieved mass production [2] - There is a suggestion for the company to enhance its marketing efforts to increase market awareness of its products while focusing on production and quality [2] Group 2 - The company is actively promoting its PEEK products in the market and is currently validating them with several downstream customers [2]