Does supply-chain-finance help to improve the efficiency of outward foreign direct investment?

Outward foreign direct investment is an important way to obtain sustainable market value. However, existing studies pay less attention to the efficiency of OFDI, especially the lack of in-depth investigation on the influence mechanism of supply chain finance on OFDI efficiency. Therefore, based on the perspective of synergy theory, this paper using A-share listed companies from 2010 to 2022 as a sample, found supply chain finance improves the efficiency of OFDI; and the degree of synergy positively strengthens this promotion effect. The results of the study provide new perspectives and practical insights for enterprises to improve OFDI efficiency.