On February 17, Gelonghui reported that Heilongjiang Interchina Water Treatment (600187.SH) announced that the company has completely redeemed all shares of the Perfect Fund it held, and the redemption funds of RMB 86,540,126.32 have been received. As of the date of this announcement, the company has completed the redemption process; after this redemption, the company will no longer hold shares of this fund.

Because this investment is measured at fair value, the company has recognized the carrying amount impacts of RMB 21,177,944.86 (audited), -47,744,360.90 (audited), -16,666,666.67 (audited), and 29,824,561.41 (unaudited) for the years 2021, 2022, 2023, and 2024 respectively. After this redemption, the company will recognize a gain or loss of -51,352.38 yuan in 2025, and the cumulative gain or loss on this investment will be -13,459,873.68 yuan (unaudited, specific financial data will be disclosed in the company's periodic report).