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Customized High Temperature Lithium Battery DONGGUAN SUM ELECTRONIC About us: Dongguan sum electronic is a renewable energy enterprise (polymer lithium battery, lithium iron phosphate battery, lithium battery energy storage system, etc.) which is involved in the development, manufacturing and startegic sales of a diversified range of products. Our company has been deeply engaged in the battery industry and brought together a group of industry elite with management experience and practical skills in the field of battery application. We provide battery configurations based on technical requirements and application environment according to the customer requests. Our enterprise adheres to “the spirit of the craftsman, the fine making and sincere service”, and we are committed to supply high-quality products to users all around the world by providing the safest, most convenient and cost-effective customized battery solutions and product services. To provide each customer with a professional, efficient and comprehensive service experience will be the steadfast goal of our team!Customized High Temperature Lithium Battery website:http://www.sum-battery.com/