高测股份（688556）披露关于终止主体及债项信用评级公告，9月11日股价上涨4.57%

Group 1 - The stock of High Measurement Co., Ltd. (688556) closed at 10.99 yuan on September 11, 2025, up 4.57% from the previous trading day, with a total market capitalization of 9.13 billion yuan [1] - The stock opened at 10.53 yuan, reached a high of 11.16 yuan, and a low of 10.43 yuan, with a trading volume of 5.55 billion yuan and a turnover rate of 6.12% [1] - China Chengxin International Credit Rating Co., Ltd. announced the termination of the credit rating for Qingdao High Measurement Technology Co., Ltd. and its related debt instruments [1] Group 2 - The "High Measurement Convertible Bond" issued in July 2022 was rated by China Chengxin International, maintaining a credit rating of A+ with a stable outlook as of the tracking report issued on June 20, 2025 [1] - As of September 8, 2025, the remaining balance of the "High Measurement Convertible Bond" was 2 million yuan, accounting for 0.41% of the total issuance, and the redemption amount was distributed on September 9 [1] - The "High Measurement Convertible Bond" has been fully redeemed and delisted, and the company no longer has any outstanding bonds rated by China Chengxin International [1]