Group 1 - The State Intellectual Property Office of China has granted a patent to Zhuhai Gree Electric Appliances Co., Ltd. and Zhuhai Lianyun Technology Co., Ltd. for a method, device, electronic equipment, and storage medium for detecting copper pipe welding, with the authorization announcement number CN119064356B and an application date of September 2024 [1] - Zhuhai Gree Electric Appliances Co., Ltd. was established in 1989 and is primarily engaged in the manufacturing of electrical machinery and equipment, with a registered capital of 6,015.73 million RMB. The company has invested in 98 enterprises, participated in 5,000 bidding projects, and holds 5,000 trademark and patent information records, along with 908 administrative licenses [1] - Zhuhai Lianyun Technology Co., Ltd. was founded in 2018 and focuses on software and information technology services, with a registered capital of 50 million RMB. The company has participated in 9 bidding projects, holds 4,607 patent information records, and has 14 administrative licenses [1]