Shenzhen BAK Technology Co., Ltd is black 18650 batteries manufacturers and suppliers in China who can wholesale black 18650 batteries. We can provide professional service and better price for you. If you interested in black 18650 batteries products, please contact with us. Tips: Special needs, for example: OEM, ODM, customized according to demands, design and others, please email us and tell us detail needs. We follow the quality of rest assured that the price of conscience, dedicated service.