Li-ion charger for 18650 battery 1. Factory price 2. Fast delivery 3. CE, RoHS Shenzhen Rigao Technology Co., Ltd, established in 2005, integrates R&D, production and sales of lithium ion battery and LiFePO4 battery. Our factory is located in Shenzhen with an area of 3,000 square meters. We have 5 production lines and more than 200 well-trained employees. At present, our products have widely ...