Group 1 - The core viewpoint of the article highlights that aerospace is a significant market for the company, with multiple refractory alloy products from Antai Tianlong being utilized in aerospace and satellite industries [1] - The company identifies commercial aerospace as a target area for future business expansion, although it currently has not established any order business in this sector [1]

Group 1 - The core viewpoint of the article is that Antai Technology is focusing on the aerospace sector, particularly commercial aerospace, as a future business expansion area [2][3] - Antai Technology's product line includes several refractory alloy products that are already applied in aerospace and satellite industries [2] - Currently, the company has not yet established any order business related to commercial aerospace [2]