<p>Industrial growth is a goal in developing countries and many factors are involved in it. Studies on the effect of infrastructure and innovation on industrial growth in different countries have had different results and so far its effect has not been investigated in Iran. In this study, we examined the empirical cointegration, long and short-run dynamics and relationships between technological innovation, infrastructure and industrial growth in Bangladesh over the period of of 2020 1980-. The ARDL Bounds Test methodology and ECM framework were applied. The obtained results confirmed the long-run relationship between the three variables of technological innovation, infrastructure and industrial growth in Iran. Technological innovation and infrastructure have positive and significant effects on Iran's industrial growth in the short and long term, but these effects have been small. The results obtained from this empirical analysis have important policy implications for Iran. Increasing research and development investments, investing in academic research, information and communication technology infrastructure, green technologies, importance to intellectual property rights and formulating an integrated policy for greater impact of technological innovations and infrastructure on industrial growth in increasing the effect of innovations. Technology and infrastructure will be effective on Iran's industrial growth.</p>
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