恒誉环保变更投资者联系邮箱：ir@niutech.com.cn 9月27日起启用

Group 1 - The company Jinan Hengyu Environmental Technology Co., Ltd. announced a change in its investor contact email on September 27, 2025 [1] - The previous email address was corrine@niutech.com, and the new email address is ir@niutech.com.cn, effective immediately from the announcement date [1] - Other contact information such as the office address, company website, and investor phone number remain unchanged [1] Group 2 - The company expressed its welcome to investors to communicate through the new email and apologized for any inconvenience caused by the change [1]