理想汽车(02015.HK)：2025年第17周（4.21-4.27）销量0.86万辆。

Group 1 - The core point of the article is that Li Auto (02015.HK) reported a sales figure of 8,600 units for the week of April 21 to April 27, 2025 [1] Group 2 - The sales figure indicates a specific performance metric for the company during that week [1]