开润股份：上市公司及其控股子公司无逾期对外担保情况

Group 1 - The core point of the announcement is that KaiRun Co., Ltd. (300577) confirmed there are no overdue external guarantees provided by the company or its controlling subsidiaries [1] - The company also stated that it has not provided any guarantees for its controlling shareholders, actual controllers, or their related parties [1]