Shenzhen huidafa technology Co.,Ltd is engaged in the R&D, production and sales professional manufacturer. We are located in Shenzhen City Guangdong Province China. We were established in 2000, covering an area of 2000 square meters and having hundreds of staff, We have good research, design, QC and production ability in the mobile battery field. We have advanced examining equipment and product technique and a perfect quality control system. We not only can offer products of our company, but also supply shortcut, and complete and individual design and service according to the demands of customers. We understand of customers' demand in this competitive market, So we put product's quality in the first place, Our all products have CE, FCC, C-Tick RoHs certificates. Our 3G high capacity business battery brand is DEJI, The DEJI battery into the market after received very good evaluation. In addition, we offer the best quality products and best price and best after-sales services and fast delivery time. 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.