Wuxin Tunnel Equipment: Applying to suspend the registration for the issuance of shares and payment of cash to purchase assets and raise matching funds.

Announcement of the Wuxin Tunneling Project: the company plans to acquire a 100% stake in Hunan Zhongtie Wuxin Heavy Industries Co., Ltd. and a 99.9057% stake in Huaihua Xingzhong Technology Co., Ltd. through the issuance of shares and cash payment, as well as raising supporting funds. According to relevant regulations, this transaction constitutes a major asset restructuring. The company has applied to the Beijing Stock Exchange for a suspension of review. The suspension of registration will not have a significant adverse impact on the company's production and operation, or the progress of this transaction.