机器人：公司近三年的研发投入稳定保持在2.9亿元至3.5亿元区间

Group 1 - The company has maintained its R&D investment between 290 million to 350 million CNY over the past three years [1] - The company is actively positioning itself in the frontier field of embodied intelligence and plans to continue increasing its R&D efforts to enhance its core technological competitiveness [1] - An investor inquired about the company's R&D expenses from 2021 to 2024, which were 136.7 million, 99.59 million, 90.18 million, and 68.86 million CNY respectively, and asked if the company has developed methods to reduce R&D costs [3]