Group 1 - The core point of the article is that China National Petroleum Corporation (CNPC) and China Petroleum Group Engineering Technology Research Institute have applied for a patent for a method and electronic device for predicting the status of wellsite equipment, aimed at improving the efficiency of identifying faulty equipment [1] Group 2 - CNPC was established in 1990 and is primarily engaged in oil and natural gas extraction, with a registered capital of 48.69 billion RMB. The company has invested in 107 enterprises and participated in 5,000 bidding projects, holding 1,447 trademark records and 5,000 patent records [2] - China Petroleum Group Engineering Technology Research Institute was founded in 2006, focusing on research and experimental development, with a registered capital of approximately 570.39 million RMB. The institute has invested in 4 enterprises and participated in 572 bidding projects, holding 33 trademark records and 2,218 patent records [2]