Group 1 - The article provides a detailed guide on how to use the Natural Person Electronic Tax Bureau's web portal for tax declaration related to personal invoices [3][4][5] - It outlines the steps for associating invoices with tax declarations, including logging in, selecting invoices, and generating declaration information automatically [3][4] - The article mentions the existence of a whitelist for individuals who have been pre-approved for issuing labor remuneration invoices, which simplifies the tax declaration process [5] Group 2 - The article references a tax exemption policy for organic fertilizer products, stating that since June 1, 2008, taxpayers producing and selling organic fertilizers are exempt from value-added tax [15] - It defines organic fertilizers, organic-inorganic compound fertilizers, and biological organic fertilizers, highlighting their components and functions [15][16] - The article discusses tax policies for enterprises hiring key groups, indicating that any unutilized tax deductions can be carried over to the next fiscal year [20]