Group 1 - The core point of the article is that Beijing Xiaomi Mobile Software Co., Ltd. has obtained a patent for "Information Sending Method and Device, Relationship Determination Method and Device," with the authorization announcement number CN114982313B, and the application date being December 2020 [1] Group 2 - Beijing Xiaomi Mobile Software Co., Ltd. was established in 2012 and is located in Beijing, primarily engaged in software and information technology services [1] - The company has a registered capital of 148.8 million RMB [1] - According to data analysis, the company has invested in 4 enterprises, participated in 149 bidding projects, and holds 5000 patent information along with 123 administrative licenses [1]