Group 1 - The article emphasizes the importance of strengthening supervision and management of bidding experts to prevent corruption and conflicts of interest in the bidding process [1][2][3] - Various local disciplinary inspection and supervision agencies are actively investigating and addressing issues related to bidding experts, with over 20,000 experts reviewed and more than 3,000 disqualified or removed from their positions [2][3] - The implementation of a "double-blind" remote evaluation system is highlighted as a measure to eliminate familiar influences and ensure impartiality in the evaluation process [3][4] Group 2 - The article discusses the establishment of a digital witness system that includes features such as characteristic code comparison and intelligent review to detect potential risks in bidding documents [4] - Regular collective integrity talks and training sessions for bidding experts are being conducted to enhance their awareness of corruption risks and promote compliance with regulations [5] - The focus on creating a transparent and accountable bidding environment is underscored by the introduction of measures to anonymize key information during the evaluation process [4][5]