Shenzhen Delong Energy Technology Co.,Ltd is one of leading lithium battery manufacturer in shenzhen, China. Our management teams have been in lithium battery field for more than 10 years.Our Associated factory is located in Dongguan city, which is occupied with more than 5,000 square meters,we have strong R&D & QC department,more than 200 well trained workers who can ensure to make good quality products. We have own professional engineer support, high efficiency sales team and competitive price superiority to attract customers from all over the world.We export to over 40 countries, including Europe,USA, Middle East and South-east Asia etc.We specialized in LifePO4 Battery Pack,21700/18650 lithium ion battery pack, lithium polymer battery pack,AC output power banks etc.All these products are widely used for solar systems ,energy storage system, electric vehicles,digital products,medical devices, LED strips, and indoor and outdoor lighting projections.Delong factory is a certificated high-tech factory with ISO9001.All our products are passed the CE, RoHS testing,IEC62133,un38.3 and MSDS etc.After several years' development, We have achieved great progress of lithium battery market. Now we are targeting at launching new energy of lithium battery series to fulfill the pace of the increasing demand on the environmental friendly, economical,safe and reliable power sources in the global market such as our dominant product----Rechargeable Lifepo4 Battery Pack.Dongguan Delong will continue to offer good quality products and reliable service to customers,providing complete solutions from project evaluation,design,production,inspection and logistics. We are looking forward to get more cooperation.