China-based energy storage firm Jinko ESS and Greek industrial and energy group Metlen Energy & Metals (<a href="https://www.athexgroup.gr/el/stock-snapshot/-/select-stock/336" target="_blank">ATH:MYTIL</a>) have signed a framework agreement to deploy more than 3 GWh of battery energy storage systems (BESS) across Europe and Latin America, the companies said on Tuesday.