Shenzhen Sunnew Energy Co., Ltd, which is wholly-owned subsidiary of Three Cows International Holding (HK) Limited founded in 2007. Focus on development, production and sales of lithium battery products.We offer one-stop solution and high-quality service. Our products are widely used in backup storage system, solar or wind energy storage system, portable power bank, low-speed vehicle, E-motorcycle, E-bike, power tool, etc.Welcome friends from all over the world to come to visit for guidance and business negotiation.