Group 1 - China Petroleum & Chemical Corporation (Sinopec) has applied for a patent for a method of continuously preparing cycloolefin copolymers, with the patent number CN120383694A and application date January 2024 [1] - The patented method involves a two-step process: first, synthesizing norbornene from ethylene and dicyclopentadiene in a toluene solution under high temperature and pressure, followed by a copolymerization reaction with ethylene [1] - The method is noted for its economic advantages and operational convenience, as the norbornene toluene solution is easier to transport and separate due to the similar boiling points of norbornene and toluene [1] Group 2 - China Petroleum & Chemical Corporation was established in 2000, located in Beijing, primarily engaged in oil and gas extraction, with a registered capital of approximately 12.17 billion RMB [2] - Sinopec has invested in 263 companies, participated in 5000 bidding projects, and holds 5000 patent records [2] - Sinopec Shanghai Petrochemical Company, established in 1993 in Shanghai, focuses on oil, coal, and other fuel processing, with a registered capital of approximately 1.08 billion RMB [2] - Sinopec Shanghai has invested in 22 companies, participated in 5000 bidding projects, and holds 1295 patent records [2]

Group 1 - The core viewpoint of the news is that Sinopec has applied for a patent for a new type of polyurea-based lubricant grease, indicating its focus on innovation in lubrication technology [1][3] - The patent application was filed on January 2024, and the publication number is CN120365972A [1] - The polyurea-based lubricant grease includes several components such as phosphate ester salt (0.1%-10%), antioxidant (0.1%-10%), rust inhibitor (0.1%-5%), polyurea thickener (1%-30%), and a lubricating base oil as the main component [1] Group 2 - Sinopec, established in 2000, is primarily engaged in oil and gas extraction, with a registered capital of approximately 12.17 billion RMB [2] - The company has invested in 263 enterprises and participated in 5,000 bidding projects, holding 45 trademark records and 5,000 patent records [2] - The Sinopec Petroleum and Chemical Research Institute, founded in 2022, focuses on research and development, with a registered capital of 300 million RMB and has invested in 2 enterprises [2]

Group 1 - The State Intellectual Property Office of China has published a patent application by China Petroleum & Chemical Corporation (Sinopec) for a method to produce tetracyclododecene using carbon nine and norbornene as raw materials, with the publication number CN120365141A and application date of January 2024 [1] - The patent describes a process that involves mixing norbornene with carbon nine, heating the mixture in a reactor, and subsequently undergoing a reaction to produce tetracyclododecene, followed by three distillation steps to obtain high-purity tetracyclododecene [1] Group 2 - China Petroleum & Chemical Corporation was established in 2000, located in Beijing, primarily engaged in oil and gas extraction, with a registered capital of approximately 12.17 billion RMB [1] - The company has invested in 263 enterprises, participated in 5000 bidding projects, holds 45 trademark records, 5000 patent records, and possesses 40 administrative licenses [1] - Sinopec Shanghai Petrochemical Company, established in 1993 and located in Shanghai, focuses on oil, coal, and other fuel processing, with a registered capital of approximately 1.08 billion RMB [2] - This subsidiary has invested in 22 enterprises, participated in 5000 bidding projects, holds 51 trademark records, 1295 patent records, and possesses 12,807 administrative licenses [2]

Group 1 - Jiangsu Yifei Laser Equipment Co., Ltd. and Wuhan Yifei Laser Co., Ltd. have applied for a patent titled "A Side Adhesive Device for Battery Cells" with publication number CN120364239A, filed on April 2025 [1] - The patent describes a device that includes a cabinet with two processing stations, each comprising a feeding mechanism, cutting mechanism, and transfer mechanism, designed to handle foam adhesive tape [1] - Jiangsu Yifei Laser Equipment Co., Ltd. was established in 2017, located in Zhenjiang, with a registered capital of 30 million RMB, and has participated in 4 bidding projects and holds 156 patents [1] Group 2 - Wuhan Yifei Laser Co., Ltd. was founded in 2005, located in Wuhan, with a registered capital of 95.162608 million RMB, and has invested in 11 companies and participated in 66 bidding projects [2] - The company holds 614 patents and has 26 trademark registrations, along with 11 administrative licenses [2]

Group 1 - Lenovo (Beijing) Co., Ltd. applied for a patent titled "A Processing Method and Electronic Device," with publication number CN120354948A, and the application date is April 2025 [1] - The patent abstract reveals a processing method that includes obtaining current input data and processing it based on a target model to derive current input activation values for a preset layer [1] - The method involves separating a first target column with outlier features from a second target column, utilizing an index collection of outlier feature channels to identify at least one outlier feature channel from the input source layer [1] Group 2 - Lenovo (Beijing) Co., Ltd. was established in 1992 and is primarily engaged in the manufacturing of computers, communications, and other electronic devices [2] - The company has a registered capital of 565 million Hong Kong dollars and has invested in 107 enterprises, participated in 5,000 bidding projects, and holds 1,751 trademark records and 5,000 patent records [2] - Additionally, the company possesses 238 administrative licenses [2]

Group 1 - The core viewpoint of the news is that Sichuan Tianyi Kanghe Communication Co., Ltd. has applied for a patent for a new type of optical splitter structure and testing method, which aims to improve the accuracy of product testing and ensure compliance with drop test requirements [1] Group 2 - Sichuan Tianyi Kanghe Communication Co., Ltd. was established in 2001 and is located in Chengdu, primarily engaged in the manufacturing of computers, communications, and other electronic devices [2] - The company has a registered capital of 271.02458 million RMB and has made investments in 2 enterprises [2] - The company has participated in 477 bidding projects and holds 183 trademark records and 818 patent records, along with 85 administrative licenses [2]

Group 1 - Leek Electric Co., Ltd. and its subsidiaries have applied for a patent for a "blower motor" with publication number CN120301090A, filed on January 2024 [1] - The patent aims to address waterproof sealing issues at the lead points, ensuring the installation cavity of the circuit board is sealed from the external environment [1] Group 2 - Leek Electric Co., Ltd. was established in 2001 in Suzhou, focusing on electrical machinery and equipment manufacturing, with a registered capital of 573.481734 million RMB [2] - The company has invested in 24 enterprises, participated in 27 bidding projects, and holds 2,969 patents and 341 trademark registrations [2] - Jiangsu Leek Intelligent Electric Co., Ltd., founded in 2007, specializes in retail with a registered capital of 82.77468 million RMB, having 713 patents and 24 administrative licenses [2] - Leek Electric Green Energy Technology (Suzhou) Co., Ltd., established in 2010, focuses on general equipment manufacturing with a registered capital of 48 million RMB, holding 1,457 patents and 157 administrative licenses [2] - Suzhou Jinleke Precision Machinery Co., Ltd., founded in 2005, operates in the automotive manufacturing sector with a registered capital of 140.36988 million RMB, possessing 985 patents and 27 administrative licenses [3]

Group 1 - China Petroleum & Chemical Corporation (Sinopec) has applied for a patent for a system and method to produce low-sulfur coke with high yield, published as CN120290217A, with an application date of January 2024 [1] - The patent involves a heating furnace with at least one convection chamber and one radiation chamber, a reactor, a buffer tank, and at least one coke tower, designed to mix ethylene tar and catalytic oil slurry for efficient processing [1] Group 2 - China Petroleum & Chemical Corporation was established in 2000, located in Beijing, primarily engaged in oil and gas extraction, with a registered capital of approximately 12.17 billion RMB [2] - Sinopec has invested in 263 companies, participated in 5,000 bidding projects, and holds 5000 patent records along with 45 trademark records [2] - Sinopec Engineering Group Co., Ltd. was founded in 2007, also based in Beijing, primarily involved in water management, with a registered capital of approximately 441.85 million RMB [2] - Sinopec Engineering has invested in 12 companies, participated in 63 bidding projects, and holds 5000 patent records along with 4 administrative licenses [2]

Group 1 - Hubei Energy Comprehensive Energy Investment Co., Ltd. applied for a patent for a "BIPV bracket and roof substrate airtight adaptive locking device" with publication number CN120292400A, filed on May 2025 [1] - The patent aims to provide a solution in the construction structure field, featuring components such as a lower locking connection seat, sliding connector, fixed installation base, limiting connection ring, shape memory alloy sealing ring, and nano aerogel sealing pad [1] - The invention addresses the issue of elastic material degradation over time, ensuring the sealing effectiveness of the locking device connection [1] Group 2 - Hubei Energy Comprehensive Energy Investment Co., Ltd. was established in 2021 and is located in Wuhan, primarily engaged in electricity and heat production and supply [2] - The company has a registered capital of 500 million RMB and has invested in 7 enterprises, participated in 814 bidding projects, and holds 17 patents [2] - Additionally, the company possesses 4 administrative licenses [2]

Group 1 - Xiaomi Auto Technology Co., Ltd. and its subsidiaries have applied for a patent related to "sound wave control methods, devices, systems, and vehicles," indicating a focus on enhancing user experience through customizable sound features in vehicles [1] - The patent aims to allow users to configure sound sources according to their preferences and dynamically modulate audio signals based on driving parameters, enhancing driving enjoyment [1] - The patent application was filed on April 2025, with the publication number CN120287975A, showcasing Xiaomi's ongoing innovation in the automotive sector [1] Group 2 - Xiaomi Auto Technology Co., Ltd. was established in 2021 with a registered capital of 1 billion RMB and has engaged in various investment and patent activities [2] - Xiaomi Technology (Wuhan) Co., Ltd., founded in 2017, has a registered capital of 210 million RMB and has invested in five companies, indicating a strong presence in the technology service sector [2] - Beijing Xiaomi Mobile Software Co., Ltd., established in 2012, has a registered capital of 1.488 billion RMB and is heavily involved in internet services, with a significant number of patents and bidding projects [2][3] - Beijing Xiaomi Songguo Electronics Co., Ltd., founded in 2014, has a registered capital of 250 million RMB and focuses on retail, holding numerous patents and trademarks [3]