Dongguan SUM Electronics Technology Co., Ltd is a manufacturer with large series of renewable energy products like polymer lithium-ion batteries, lithium batteries , cylindrical lithium ion battery lithium iron ste battery, energy storage system, and other various power products.
Dongguan SUM Electronics Technology Co., Ltd is a manufacturer with large series of renewable energy products like polymer lithium-ion batteries, lithium batteries , cylindrical lithium ion battery lithium iron ste battery, energy storage system, and other various power products.