星球石墨: 关于“星球转债”跟踪信用评级结果的公告

Group 1 - The company's previous credit rating was "A+" for both the company and the convertible bond, with a stable outlook [1][2] - The current credit rating remains "A+" for the company and the convertible bond, with a stable outlook, as determined by the credit rating agency, United Ratings [2] - The rating was based on a comprehensive analysis of the company's operational status and industry conditions [2] Group 2 - The previous rating was conducted by United Ratings on June 26, 2024 [2] - The current rating report was issued on June 28, 2025, and is available on the Shanghai Stock Exchange website [2]