SAIMO (02571) announced that its wholly-owned subsidiary, SAIMO Technology (Hong Kong) Co., Ltd., purchased 4.16 million shares of RUIFENG POWER in the open market on September 19, 2025, for approximately HKD 29.9 million (excluding transaction costs). Additionally, on October 16, 2025, the company acquired 6.76 million shares of RUIFENG POWER in the open market for about HKD 69.6 million (excluding transaction costs).