Sparkling Technology Co., Ltd (SPK) was founded by a group of 10-year experienced experts from Top 5 lithium cells manufacturers and Top 3 Automotive OEMs. We mainly engaged in the RD and production of lithium batteries, meanwhile we are the close partner of leading lithium cells manufacturers and chargers manufacturers for the overseas business. Overseas business is the most important market sector of SPK, we are working with many great customers from different market segments globally and we h...