Group 1 - The core viewpoint of the article is that Xue Ren Group (002639.SZ) has developed a supercritical carbon dioxide compressor product, which is primarily used in the heat pump sector and does not currently have direct applications in supercritical power generation projects [1] Group 2 - The company has indicated that its supercritical carbon dioxide compressor is a key product in its portfolio [1] - The current application of the product is limited to the heat pump industry, highlighting a specific market focus [1] - There is no indication of plans or developments for the product's use in supercritical power generation at this time [1]

Group 1 - The company has supercritical carbon dioxide compressor products, which are currently mainly applied in the heat pump sector [2] - There are no products directly applied to supercritical power generation projects at this time [2]