凯美特气(002549.SZ)：不涉及光刻胶产品

Group 1 - The company, Kaimeteqi (002549.SZ), clarified on an interactive platform that it does not engage in the production of photoresist products [1] - The main products of the company include high-purity carbon dioxide, hydrogen, liquefied gas, pentane, and electronic specialty gases [1]