沃顿科技(000920.SZ)：取得投资项目备案证

Group 1 - The core point of the article is that Wharton Technology (000920.SZ) has received an investment project filing certificate from the Nanjing Jiangbei New Area Administrative Approval Bureau for its membrane materials and components capacity enhancement project [1] - The project is named "Membrane Materials and Membrane Components Capacity Enhancement Project (Phase I)" [1] - The total investment for the project is 55 million yuan [1]