This research focuses on the welfare of rice farmers in Tabanan Regency as a form of support for the sustainability of the agricultural sector to support the food security and sovereignty of Bali Province, which is still primarily supported by Tabanan Regency. This research was conducted in Tabanan Regency, Bali Province, known as the "rice barn" of Bali Province, with the largest area of rice fields and the most significant number of farmers in Bali Province. The approach used in this research is a quantitative approach using a questionnaire, and the analysis technique used in this research is SEM-PLS (Structural Equation Modeling Partial Least Square) analysis, with 167 rice farmers as respondents to this research. The findings from this research show that farming business performance can mediate the influence of agricultural technology adoption on the welfare of rice farmers in Tabanan Regency. The findings from this research are strengthened by interviews showing that rice farmers in Tabanan Regency have confidence in themselves in farming. This is demonstrated by farmers' efforts to use various developments in agricultural technology, such as using superior seeds and modern agricultural equipment, which can shorten the working time, among others, to improve the welfare of rice farmers in Tabanan Regency.