Group 1 - The core point of the article is that China Construction Bank has obtained a patent for a "neural network-based product recommendation method, device, and computer equipment" with the announcement number CN114187064B, applied for on November 2021 [1] - China Construction Bank, established in 2004 and located in Beijing, primarily engages in monetary financial services, with a registered capital of 26,160,038.1459 million RMB [1] - The bank has made investments in 36 companies, participated in 5,000 bidding projects, and holds 1,908 trademark records and 5,000 patent records, along with 149 administrative licenses [1]