鼎龙科技：公司染发剂原料业务来源于欧洲客户的销售

Group 1 - The core viewpoint of the article highlights that Dinglong Technology (603004) generates a significant portion of its revenue from the sales of hair dye raw materials to European clients, primarily through its subsidiary established in Germany [1] Group 2 - The company engages directly with customers in Europe, indicating a strategic focus on this market segment [1]