Kaimei Special Gas (002549) said on an interactive platform that the ultra-high purity gas and photolithography gas products required for the company's electronic specialty gas project to produce chips are of high quality, have passed relevant certifications or audits from many leading international companies, and have established cooperation with many leading companies, and customer recognition is high. The company's polymer laser gas has been included in the polymer laser gas supply list of overseas polymer laser equipment manufacturers. Photolithography gas products are actively entering the supply chain of leading overseas semiconductor manufacturers for use in the photolithography process of advanced processes, which is expected to break overseas monopolies and gradually achieve domestic substitution.