Group 1 - Migu Culture Technology Co., Ltd. and China Mobile Communications Group Co., Ltd. have obtained a patent titled "Feature Selection Method, Device, and Readable Storage Medium," with authorization announcement number CN114004279B, applied for on October 2021 [1] - Migu Culture Technology Co., Ltd., established in 2014 and located in Beijing, primarily engages in software and information technology services, with a registered capital of 1,040 million RMB [1] - Migu has invested in 9 companies, participated in 2,585 bidding projects, holds 982 trademark records, 2,961 patent records, and possesses 10 administrative licenses [1] Group 2 - China Mobile Communications Group Co., Ltd., established in 1999 and also based in Beijing, focuses on telecommunications, broadcasting, and satellite transmission services, with a registered capital of 30,000 million RMB [1] - China Mobile has invested in 55 companies, participated in 5,000 bidding projects, holds 2,207 trademark records, 5,000 patent records, and possesses 50 administrative licenses [1]