Shenzhen Rongmao Tech Co., Ltd own their factory which located in Tangxia Town Dongguan, 5000 square meters .Dedicated to the R&D, production and sale of Apple series lithium ion battery since established in 2008 . From the Apple 3 series till now, relying on independent research and development and innovation advantages, the company has mature mobile phone battery industry chain.The company have 4 automatic production line, which covers whole series of Apple cell phone batteries, monthly output can reach up to 1 million pcs. We can also meet the customize requirements from all the clients.