Group 1 - The article discusses the implementation of the "Interim Measures for the Management of Tax-related Professional Services," which mandates tax authorities to assign credit codes to tax-related professional service institutions and personnel using information technology [1]. - Tax-related professional service institutions must submit basic information and make a credit commitment to obtain their credit code [1]. - The process for obtaining the credit code involves several steps for both institutions and personnel, including logging into the electronic tax bureau and navigating through specific menus to apply for the credit code [2][3]. Group 2 - The article also highlights the importance of the credit code for tax-related professional service personnel, detailing the steps they need to follow to obtain their credit code [3]. - It emphasizes the ability to share the credit code via a link or QR code after obtaining it [3]. - The article encourages readers to follow the platform for more information and updates related to tax services [5][6].