During the international trade fair Hyvolution, the Grande Region Hydrogen EEIG association with partners from Saarland, Grand Est and Luxembourg presented its goal of building a cross-border hydrogen economy today in Paris. The association appealed to the invited politicians for their active support. To this end, industry representatives of the GRH and government representatives from Grand Est, Saarland and Luxembourg discussed the next steps together. In addition, the assembled industrial partners of the Grande Region Hydrogen signed a voluntary commitment to cooperation aimed at building a cross-border hydrogen economy.Hydrogen will become an integral part of the future energy supply. The GRH stands for a common hydrogen economic area between Germany, France and Luxembourg and is a concrete example of cross-border cooperation in the energy sector, as demanded by politicians, especially in view of current developments.Within the framework of Hyvolution, the importance of the projects of the GRH members for the hydrogen ramp-up in the border triangle became clear: only through their interlinking can a cross-border hydrogen ramp-up and the energy transformation in the areas of industry and mobility succeed.In doing so, they emphasised the role of the GRH as a nucleus for a hydrogen economy in the heart of Europe, which will enable future European cooperation in the energy sector. The political representatives of the Grande Région agreed that only together can the development of a hydrogen economy in the Grande Région succeed. To this end, they pledged their utmost support for the objective of the Grande Region Hydrogen.