Yu the Great promotes water conservation: transferring the 28.5% equity of Huitu Technology held by him to Gan Zhan Hengyuan for 192 million RMB.

Notice on Dayu Water-Saving: On February 6, 2026, the company held the 13th meeting of the 7th board of directors and approved the proposal for transferring part of the equity of a subsidiary. The board of directors agreed to transfer 28.5% of the equity held by the company in Beijing Huitu Technology Co., Ltd. to Jiaxing Ganzhanheng Far Venture Investment Partnership Enterprise for 192 million yuan. After the completion of the transaction, the company's equity stake in Huitu Technology will decrease from 55.1023% to 26.6023%, and Huitu Technology will no longer be included in the company's consolidated financial statements.