Core Viewpoint - The company, Zhongxin Saike (002912.SZ), is engaged in the field of wireless signal analysis, focusing on spectrum collection, signal analysis, and data extraction related to electromagnetic space signals and mobile network air interface signals [1] Group 1 - The company's mobile network products are applied in the wireless signal analysis sector [1] - The company specializes in processing tasks such as spectrum collection, signal analysis, and data extraction [1]