Group 1 - Haier U+ Smart Technology (Beijing) Co., Ltd., Qingdao Haier Technology Co., Ltd., and Haier Smart Home Co., Ltd. have obtained a patent for "Method and Device for Querying Routing Tables, Storage Medium, and Electronic Device," with authorization announcement number CN115767668B, applied for on October 2022 [1] - Haier U+ Smart Technology (Beijing) Co., Ltd. was established in 2015, located in Beijing, with a registered capital of 143 million RMB. The company has participated in 16 bidding projects and holds 2 administrative licenses, along with 2038 patent information [1] - Qingdao Haier Technology Co., Ltd. was established in 2000, located in Qingdao, with a registered capital of 80 million RMB. The company has participated in 80 bidding projects and holds 7 administrative licenses, along with 3883 patent information [1] Group 2 - Haier Smart Home Co., Ltd. was established in 1994, located in Qingdao, with a registered capital of approximately 9438 million RMB. The company has invested in 59 enterprises and participated in 1887 bidding projects, holding 10 administrative licenses and 5000 patent information [2]