Group 1 - The core viewpoint of the article is that Hengstar Technology (002132) has confirmed its subsidiary Hengstar Chemical is primarily engaged in the research, production, and sales of organic silicon and related products [1] - The main products of Hengstar Chemical include DMC, D5, 110 glue, 107 glue, and fumed silica [1] - The company will disclose any new developments in its business layout in a timely manner [1]