Group 1 - The State Intellectual Property Office of China has granted a patent for a method, device, terminal, and medium for monitoring the quality of electricity in new energy grid connections to three companies: Nanjing Caneng Power Automation Co., Ltd., Nanjing Youyou Software Technology Co., Ltd., and Nanjing Zhiyou Electric Power Testing Co., Ltd. The patent announcement number is CN119134677B, with an application date of November 2024 [1][2][3] Group 2 - Nanjing Caneng Power Automation Co., Ltd. was established in 2010 and is primarily engaged in the manufacturing of instruments and meters. The company has a registered capital of 90.109276 million RMB and has participated in 664 bidding projects, holds 45 patents, and has 9 trademark registrations [1] - Nanjing Youyou Software Technology Co., Ltd. was founded in 2017 and focuses on software and information technology services. The company has a registered capital of 5 million RMB and holds 7 patents [1] - Nanjing Zhiyou Electric Power Testing Co., Ltd. was established in 2018 and specializes in professional technical services. The company has a registered capital of 5 million RMB and has participated in 100 bidding projects, holding 1 patent [2]

Group 1 - The company ShenNan Circuit Co., Ltd. has applied for a patent related to a machine vision-based excavator loading counting method, device, terminal, and medium, with publication number CN119919925A and application date in December 2024 [1] - The patent aims to automate the identification of loading vehicles and the counting of excavator loads, thereby improving operational efficiency and reducing the workload of operators [1] - The method involves capturing current frame images at a preset frame rate, processing these images through a pre-trained target detection model, and utilizing an optical character recognition model to identify loading vehicle numbers for counting [1] Group 2 - ShenNan Circuit Co., Ltd. was established in 1984 and is located in Shenzhen, primarily engaged in the manufacturing of computers, communications, and other electronic devices [2] - The company has a registered capital of 51,287.7535 million RMB and has made investments in 10 enterprises, participated in 2,109 bidding projects, and holds 1,602 patent records [2] - Additionally, the company has 8 trademark records and 205 administrative licenses [2]