The study looked at how foreign investment in Zhejiang, China affects the local economy through technology transfer. By analyzing different levels of industries and cities, the researchers found that foreign investment can help Zhejiang's economy grow in the long run by sharing technology with local companies. The success of this technology transfer depends on the economic and technological conditions in Zhejiang. To make the most of foreign investment, policies should focus on attracting high-quality investments and improving conditions that support technology transfer.