Group 1 - The core viewpoint of the article highlights that Hite High-tech's investment in Huaxin Technology's filter project is focused on customized services for domestic manufacturers [1] - The project utilizes a new architecture that differs from traditional SAW and BAW filters, indicating innovation in design [3] - Hite High-tech has achieved mass production of its gallium arsenide filter products, marking a significant milestone in the project's development [3] Group 2 - Industry experts believe that the increasing demand in downstream applications positions gallium arsenide filters as a key area for breakthroughs in domestic RF components [3] - Hite High-tech's stake in Huaxin Technology is expected to provide benefits during the industrialization of new filter technologies [3]