Group 1 - The core point of the article is that China Merchants Bank has obtained a patent for a method and device related to "hot data query," with the patent granted on August 2023 [1] - China Merchants Bank, established in 1987 and located in Shenzhen, primarily engages in monetary financial services, with a registered capital of approximately 25.22 billion RMB [1] - The bank has made investments in 15 companies, participated in 5,000 bidding projects, and holds 1,327 trademark registrations and 2,138 patents, along with 358 administrative licenses [1]