Shenzhen DaYa Electronic Co., Ltd is the leading manufacturer of diodes, transistor, bridge rectifiers, ESD electrostatic Tube. Please kindly check our features as follows:1. DaYa's factory is covered 20,000 meters with more than 400 workers and the perfect R&D department with 80+ professional and technological personnel;2. Follow ISO9001:200 and ISO14000 management system to organize production;3. Annual production capability reaches 3 billion; 70% of products export to north America, Europe, Asia countries, etc. There are different complete catalogues of the products:1. Diodes: STD series, FR, HER, UF, SF, Schottky, DB3, Bridge rectifiers, H.V., TVS and various package diodes;2. Small and medium size power transistorAll products are accord with the Euro ROHS standard. DaYa also developed SMAF, SMBF, SOD-232FL, SOD-123FL series of diodes and SOT-23, SOT-89 series of transistors, also new product ESD electrostatic tube to meet the development of semiconductor industry.