沃顿科技(000920.SZ)：公司产品在盐湖提锂及超纯水制备领域均有应用

Group 1 - The core viewpoint of the article is that Wharton Technology (000920.SZ) has applications in lithium extraction from salt lakes and ultra-pure water preparation [1] Group 2 - The company engages in the field of lithium extraction, indicating potential growth opportunities in the lithium market [1] - The mention of ultra-pure water preparation suggests diversification in the company's product offerings [1]