建发致新：公司和科赛尔医疗目前的合作主要为血管介入产品的分销业务，预计年度合作分销规模在1亿元左右

Group 1 - The core collaboration between the company and Koser Medical focuses on the distribution of vascular interventional products, with an expected annual distribution scale of approximately 100 million yuan [1] - The actual implementation of the distribution business in 2026 may be influenced by factors such as channel expansion, indicating a degree of uncertainty [1]