Group 1 - Nantong Jianghai Capacitor Co., Ltd. has obtained a patent for "an electrode foil processing tank cleaning mechanism," with authorization announcement number CN118218348B, applied on March 2024 [1] - Nantong Jianghai Capacitor Co., Ltd. was established in 1958 and is located in Nantong City, primarily engaged in the manufacturing of electrical machinery and equipment, with a registered capital of 850.524941 million RMB [1] - The company has invested in 22 enterprises, participated in 96 bidding projects, holds 6 trademark information, and has 273 patent information, along with 18 administrative licenses [1] Group 2 - Jiangsu Rongsheng Electronics Co., Ltd. was established in 2010 and is located in Nanjing City, primarily engaged in the manufacturing of computers, communications, and other electronic devices, with a registered capital of 65.5821 million RMB [1] - Jiangsu Rongsheng Electronics Co., Ltd. has participated in 20 bidding projects, holds 138 patent information, and has 20 administrative licenses [1]

Core Insights - The top 100 manufacturing companies in Jiangsu for 2025 have been announced, with all companies holding over 100 invention patents, and 9 companies exceeding 1,000 patents, an increase of 2 from the previous year [1] Summary by Category Patent Ownership - The top 100 companies collectively own 54,300 invention patents as of the end of 2025, an increase of 5,500 patents compared to the previous year, representing 9.90% of the total invention patents held by all companies in the province [1] Industry Distribution - The companies on the list are primarily concentrated in six major sectors: - Electrical machinery and equipment manufacturing: 11 companies - Computer, communication, and other electronic equipment manufacturing: 10 companies - Specialized equipment manufacturing: 7 companies - Black metal smelting and rolling processing: 6 companies - Pharmaceutical manufacturing: 4 companies - General equipment manufacturing: 4 companies [1] Leading Companies - The 9 companies with over 1,000 invention patents collectively hold 23,236 patents, accounting for 42.79% of the total patents held by the top 100 companies, indicating a significant leading role [1] - Suzhou Yuan Nao Intelligent Technology Co., Ltd. leads with 11,221 invention patents, followed by Wuxi Little Swan Electric Co., Ltd. with 2,190 patents and Kunshan Guoxian Optoelectronics Co., Ltd. with 1,929 patents [1]

Core Insights - The article highlights that Ningbo Aux Electric Co., Ltd. and Aux Air Conditioning Co., Ltd. have obtained a patent for "Return Air Filtration Structure and Air Conditioner," with the authorization announcement number CN119617527B, applied on September 2023 [1] Company Overview - Ningbo Aux Electric Co., Ltd. was established in 2003 and is located in Ningbo City, primarily engaged in general equipment manufacturing. The company has a registered capital of 1.35 billion RMB [1] - The company has made investments in 18 enterprises, participated in 217 bidding projects, holds 427 trademark records, and has 5,000 patent records, along with 16 administrative licenses [1] - Aux Air Conditioning Co., Ltd. was founded in 2016 and is also based in Ningbo City, focusing on other manufacturing sectors. The registered capital of this company is approximately 2.43 billion RMB [1] - Aux Air Conditioning has invested in 4 enterprises, participated in 798 bidding projects, holds 13 trademark records, and has 5,000 patent records, along with 9 administrative licenses [1]