Dongguan World Tong Electronic Technology Co., Ltd. is located in Chang'an, Dongguan City, Guangdong Province with best location and convenient transportation. Our main product is rechargeable battery which is widely used in mobile phone, portable DVD/MP3/MP4, portable power bank, tablet PC battery, etc. Our customers are all the first-line brand manufacturers at home and abroad. Our company has advanced detection instruments, production equipment and powerful technical resources. All products are designed, developed and manufactured independently.