Dongguan Poletechnology Co., Ltd. In its 35 years of existence Focus on energy storage battery, consumer electronics battery market, and for many brands at home and abroad production and processing customized energy storage system, enjoy a high reputation. To provide customers with production, design, sales and other one-stop services, and for customers to configure 1 to 1 engineers to solve energy storage system problems. Products in accordance with multinational standards, and to provide customers with product certificates.