JOINN Laboratories (China) Co., Ltd. (603127) reported abnormal price movements in its A-share trading. The company confirmed thorough verification with controlling shareholders and actual controllers, stating no undisclosed material information exists that should be disclosed. Market fluctuations remain independent of any undisclosed significant operational changes, restructuring plans, share issuance, major agreements, or strategic transformations. No insider trading irregularities were detected during preliminary assessments.