The tendency towards globalization, regionalization and the wide and deep integration into the world economy leads to the fact that foreign trading activities has a specially important and decisive position in the entire process of socio-economic development and integration into the regional and global economics of the countries. The role played by foreign trade, including export, thus becomes more essential for those developing countries such as the Indochinese ones (Vietnam, Laos, Cambodia). In the perspective of the resource-based approach, this article aims to analyze the export performance of Indochinese companies. Our findings indicate positive relationships between four international marketing capabilities and exporters’ performance. We also propose some measures to improve and optimize the export performance of Indochinese exporting companies.