Shenzhen Heymy Energy Technology Co., Ltd. is one of the leading professional battery suppliers.We have over 8 years experience in this industry. Our company focus on the integrated manufacturer of lithium battery R&D, processing and sales. The main products included 18650,21700 Cylindrical Battery,3.2V LiFePO4 battery,3.7V NMC lithium battery,LTO Lithium Titanate Battery,12V 24V 48V liFePO4 Battery Pack which works for storage power, It is widely exported to more than 100 countries in Europe, North America, Australia, South America, southeast Asia, etc. The company adheres to the principle of customer first and sincere cooperation. Pursued the perfect product quality and professional service.Recognized by a wide range of customers and friends worldwide! Our company will serve you wholeheartedly and welcome your cooperation!