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Group 1 - Zhongyou Insurance has acquired 726,000 shares of Green Power Environmental, triggering a stake increase [1][2] - Prior to this acquisition, Zhongyou Insurance held 19.784 million shares, representing 4.8927% of the H-share capital [2][3] - After the acquisition, the total shares held increased to 20.51 million, raising the ownership percentage to 5.0722% [2][3] Group 2 - In 2023, insurance companies have made 21 stake increases in listed companies, surpassing the total for the entire previous year [1][5] - Major insurance firms, including Ping An Life and Great Wall Life, have also made significant stake increases in various companies across different sectors [5] - The trend of stake increases is driven by low interest rates, regulatory support for long-term investments, and a focus on high-dividend stocks [5]