The scientific organization of accounting information plays a crucial role in ensuring effective operations, as well as internal control and management of enterprises. However, many small and medium-sized enterprises (SMEs) currently face issues with the integration of their accounting information systems. These systems often serve only specific departments and lack cohesive, unified connections for information usage and provision within the company. Consequently, the updating of financial information and the reporting to relevant departments do not meet the information usage needs, leading to significant difficulties in making both short-term and long-term business strategy decisions. In light of these issues, the author researches the “Organization of Accounting Information Systems in SMEs in Tuyen Quang Province” from the perspective of financial accounting to elucidate the discussed content.