万润股份：已有钙钛矿太阳能电池方面材料实现供应，目前产能可以满足下游市场需求

Group 1 - The company has achieved production capacity for perovskite solar cell materials that meets current market demand [2] - The downstream market is primarily in the product development or optimization phase, indicating potential for future growth in perovskite solar cells [2] - The company plans to adjust production capacity based on downstream market demand and aims to provide products and technical support to more downstream enterprises [2]