Lihe Technology: Subsidiary reduced its holdings of Qingyan Environment Technology by 2.95%, with a value of approximately 50 million yuan.

Notice from Prosperity Science and Technology, from November 3rd to November 18th, 2025, its wholly-owned subsidiaries, Prosperity Venture Capital and Qing Yan Venture Capital, sold a total of 2.95% of the shares of Qing Yan Environmental Technology Co., Ltd. through centralized bidding and block trading, reducing approximately 50 million RMB; the net profit generated from this transaction accounts for more than 10% of the company's audited net profit attributable to the parent company in the previous year, meeting the disclosure standard; as of the announcement date, it still holds 6.07% of the shares of Qing Yan Environmental Technology Co., Ltd., and relevant internal and state-owned asset approval procedures have been completed.