Group 1 - Xiaomi Technology (Wuhan) Co., Ltd. and Beijing Xiaomi Mobile Software Co., Ltd. have applied for a patent related to power factor correction methods and devices, indicating a focus on innovation in computer technology [1][2] - The patent application, published as CN120281178A, was filed on January 2024 and aims to reduce the cost of power factor correction through a specific method involving input current and carrier frequency relationships [1] - Xiaomi Technology (Wuhan) Co., Ltd. was established in 2017 with a registered capital of 21 million RMB, while Beijing Xiaomi Mobile Software Co., Ltd. was founded in 2012 with a registered capital of 148.8 million RMB [2] Group 2 - Xiaomi Technology (Wuhan) Co., Ltd. has invested in 5 companies and holds 983 patents, while Beijing Xiaomi Mobile Software Co., Ltd. has invested in 4 companies and possesses 5000 patents [2] - The companies are involved in various administrative licenses, with Xiaomi Technology (Wuhan) holding 13 licenses and Beijing Xiaomi Mobile Software holding 123 licenses [2]