Shenzhen huidafa technology Co.,Ltd which brand is DEJI was founded in 2006 with 5000000RMB registration capital.we are R&D and produce for Iphone and Samsung cell phone battery,Power bank, Wireless charger more than 12 years. We have advanced automatic assembly lines to produce for iPhone battery that are the most advanced facilities in the mobile phone battery industry.We have highly professional R&D and Design teams, our engineer and management talents are drawn from the industry's senior talents.Our core engineer is Huidafa company boss. He engaged in battery industry more than 20 years.We can fast R&D new model battery. Every month our engineer R&D for Iphone and Samsung cell phone new model battery.We have stocks for DEJI brand battery, so we can fast delivery the goods in 2-5 days.Our cell phone batteries have CE, FCC,RoHS,PSE,KC, UN3 8.3, MSDS,IEC62133 Certification.Our factory also passed ISO9001 Quality Management System.Our DEJI brand battery into the market after received very good evaluation.Our valued clients are spread across the globe including: United States,Germany, United Kingdom,Italy,France,Turkey,Japan,South Korea,Taiwan,HongKong,Southeast Asia,We also accept OEM and ODM business. We insist on the principle of 'Quality First, Reputation Supreme, Customer Foremost, and Service the Best'. We warmly welcome all domestic and overseas customers to contact us for mutual benefits and win-win cooperation.