Group 1 - Xiaomi Technology (Wuhan) Co., Ltd. applied for a patent titled "Fault Diagnosis Method, Device, Storage Medium, and Program Product" related to IoT technology, with the application date on March 2025 [1] - The patent involves a fault diagnosis method that includes obtaining operational information of a device in response to received fault description information and determining fault detection information using a pre-trained model [1] - Xiaomi Technology (Wuhan) Co., Ltd. was established in 2017 with a registered capital of 21 million RMB and has invested in 5 companies, holding 933 patents and 13 administrative licenses [1] Group 2 - Xiaomi Smart Home Appliances (Wuhan) Co., Ltd. was founded in 2023 with a registered capital of 2 million RMB and has participated in 7 bidding projects, holding 151 patents [2] - Beijing Xiaomi Mobile Software Co., Ltd. was established in 2012 with a registered capital of 148.8 million RMB, has invested in 4 companies, participated in 135 bidding projects, and holds 5000 patents along with 123 administrative licenses [2]