瑞泰新材：公司在固态电池和钠离子电池等新型电池方面持续性地进行研发投入与积累

Core Viewpoint - The company, Ruifai New Materials, has confirmed its current investments are limited to Tianji Shares and Tairui Lanteng, with no other investments in the lithium hexafluorophosphate industry [2] Group 1: Company Investments - The company has no additional investments in the lithium hexafluorophosphate sector apart from its holdings in Tianji Shares and Tairui Lanteng [2] Group 2: Research and Development - The company is continuously investing in research and development for new battery technologies, including solid-state batteries and sodium-ion batteries [2] - Some new lithium salt products have already achieved mass sales in solid-state lithium-ion batteries and other new battery types [2]